From 483f9d4762df7c504a221ed84b2d98cd88962fe0 Mon Sep 17 00:00:00 2001 From: unicod Date: Sat, 21 Feb 2026 23:08:23 +0100 Subject: [PATCH] I2S2 full-duplex master - fs: 32 kHz - PLL2P: 20.48 Mhz - I2S 32 bit - PC2 --> SDI - PB12 --> WS - PB13 --> CK - PB15 --> SDO --- .mxproject | 4 +- Core/Inc/main.h | 3 +- Core/Src/main.c | 89 + DigitalAudioH533.ioc | 128 +- .../Inc/stm32h5xx_ll_spi.h | 3662 +++++++++++++++++ .../Src/stm32h5xx_ll_spi.c | 754 ++++ 6 files changed, 4590 insertions(+), 50 deletions(-) create mode 100644 Drivers/STM32H5xx_HAL_Driver/Inc/stm32h5xx_ll_spi.h create mode 100644 Drivers/STM32H5xx_HAL_Driver/Src/stm32h5xx_ll_spi.c diff --git a/.mxproject b/.mxproject index 8d1e4ab..793c3c1 100644 --- a/.mxproject +++ b/.mxproject @@ -1,8 +1,8 @@ [PreviousLibFiles] -LibFiles=Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_gpio.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_system.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_exti.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_cortex.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_bus.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_rcc.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_crs.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_utils.h;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_pwr.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dma.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dmamux.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_icache.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_tim.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_usart.h;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_gpio.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_rcc.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_dma.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_icache.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_pwr.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_tim.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_usart.c;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_gpio.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_system.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_exti.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_cortex.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_bus.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_rcc.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_crs.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_utils.h;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_pwr.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dma.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dmamux.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_icache.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_tim.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_usart.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\stm32h533xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\stm32h5xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\system_stm32h5xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\system_stm32h5xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Source\Templates\system_stm32h5xx.c;Drivers\CMSIS\Include\cachel1_armv7.h;Drivers\CMSIS\Include\cmsis_armcc.h;Drivers\CMSIS\Include\cmsis_armclang.h;Drivers\CMSIS\Include\cmsis_armclang_ltm.h;Drivers\CMSIS\Include\cmsis_compiler.h;Drivers\CMSIS\Include\cmsis_gcc.h;Drivers\CMSIS\Include\cmsis_iccarm.h;Drivers\CMSIS\Include\cmsis_version.h;Drivers\CMSIS\Include\core_armv81mml.h;Drivers\CMSIS\Include\core_armv8mbl.h;Drivers\CMSIS\Include\core_armv8mml.h;Drivers\CMSIS\Include\core_cm0.h;Drivers\CMSIS\Include\core_cm0plus.h;Drivers\CMSIS\Include\core_cm1.h;Drivers\CMSIS\Include\core_cm23.h;Drivers\CMSIS\Include\core_cm3.h;Drivers\CMSIS\Include\core_cm33.h;Drivers\CMSIS\Include\core_cm35p.h;Drivers\CMSIS\Include\core_cm4.h;Drivers\CMSIS\Include\core_cm55.h;Drivers\CMSIS\Include\core_cm7.h;Drivers\CMSIS\Include\core_cm85.h;Drivers\CMSIS\Include\core_sc000.h;Drivers\CMSIS\Include\core_sc300.h;Drivers\CMSIS\Include\core_starmc1.h;Drivers\CMSIS\Include\mpu_armv7.h;Drivers\CMSIS\Include\mpu_armv8.h;Drivers\CMSIS\Include\pac_armv81.h;Drivers\CMSIS\Include\pmu_armv8.h;Drivers\CMSIS\Include\tz_context.h; +LibFiles=Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_gpio.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_system.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_exti.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_cortex.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_bus.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_rcc.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_crs.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_utils.h;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_pwr.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dma.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dmamux.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_spi.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_icache.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_tim.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_usart.h;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_gpio.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_rcc.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_dma.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_spi.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_icache.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_pwr.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_tim.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_usart.c;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_gpio.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_system.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_exti.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_cortex.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_bus.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_rcc.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_crs.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_utils.h;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_pwr.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dma.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_dmamux.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_spi.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_icache.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_tim.h;Drivers\STM32H5xx_HAL_Driver\Inc\stm32h5xx_ll_usart.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\stm32h533xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\stm32h5xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\system_stm32h5xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Include\system_stm32h5xx.h;Drivers\CMSIS\Device\ST\STM32H5xx\Source\Templates\system_stm32h5xx.c;Drivers\CMSIS\Include\cachel1_armv7.h;Drivers\CMSIS\Include\cmsis_armcc.h;Drivers\CMSIS\Include\cmsis_armclang.h;Drivers\CMSIS\Include\cmsis_armclang_ltm.h;Drivers\CMSIS\Include\cmsis_compiler.h;Drivers\CMSIS\Include\cmsis_gcc.h;Drivers\CMSIS\Include\cmsis_iccarm.h;Drivers\CMSIS\Include\cmsis_version.h;Drivers\CMSIS\Include\core_armv81mml.h;Drivers\CMSIS\Include\core_armv8mbl.h;Drivers\CMSIS\Include\core_armv8mml.h;Drivers\CMSIS\Include\core_cm0.h;Drivers\CMSIS\Include\core_cm0plus.h;Drivers\CMSIS\Include\core_cm1.h;Drivers\CMSIS\Include\core_cm23.h;Drivers\CMSIS\Include\core_cm3.h;Drivers\CMSIS\Include\core_cm33.h;Drivers\CMSIS\Include\core_cm35p.h;Drivers\CMSIS\Include\core_cm4.h;Drivers\CMSIS\Include\core_cm55.h;Drivers\CMSIS\Include\core_cm7.h;Drivers\CMSIS\Include\core_cm85.h;Drivers\CMSIS\Include\core_sc000.h;Drivers\CMSIS\Include\core_sc300.h;Drivers\CMSIS\Include\core_starmc1.h;Drivers\CMSIS\Include\mpu_armv7.h;Drivers\CMSIS\Include\mpu_armv8.h;Drivers\CMSIS\Include\pac_armv81.h;Drivers\CMSIS\Include\pmu_armv8.h;Drivers\CMSIS\Include\tz_context.h; [PreviousUsedCubeIDEFiles] -SourceFiles=Core\Src\main.c;Core\Src\stm32h5xx_it.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_gpio.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_rcc.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_dma.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_icache.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_pwr.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_tim.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_usart.c;Drivers\CMSIS\Device\ST\STM32H5xx\Source\Templates\system_stm32h5xx.c;Core\Src\system_stm32h5xx.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_gpio.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_rcc.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_dma.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_icache.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_pwr.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_tim.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_usart.c;Drivers\CMSIS\Device\ST\STM32H5xx\Source\Templates\system_stm32h5xx.c;Core\Src\system_stm32h5xx.c;;; +SourceFiles=Core\Src\main.c;Core\Src\stm32h5xx_it.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_gpio.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_rcc.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_dma.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_spi.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_icache.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_pwr.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_tim.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_usart.c;Drivers\CMSIS\Device\ST\STM32H5xx\Source\Templates\system_stm32h5xx.c;Core\Src\system_stm32h5xx.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_utils.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_exti.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_gpio.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_rcc.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_dma.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_spi.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_icache.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_pwr.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_tim.c;Drivers\STM32H5xx_HAL_Driver\Src\stm32h5xx_ll_usart.c;Drivers\CMSIS\Device\ST\STM32H5xx\Source\Templates\system_stm32h5xx.c;Core\Src\system_stm32h5xx.c;;; HeaderPath=Drivers\STM32H5xx_HAL_Driver\Inc;Drivers\CMSIS\Device\ST\STM32H5xx\Include;Drivers\CMSIS\Include;Core\Inc; CDefines=USE_FULL_LL_DRIVER;HSE_VALUE:16000000;HSE_STARTUP_TIMEOUT:100;LSE_STARTUP_TIMEOUT:5000;LSE_VALUE:32768;EXTERNAL_CLOCK_VALUE:12288000;HSI_VALUE:64000000;LSI_VALUE:32000;VDD_VALUE:3300;STM32H533xx;USE_FULL_LL_DRIVER;HSE_VALUE:16000000;HSE_STARTUP_TIMEOUT:100;LSE_STARTUP_TIMEOUT:5000;LSE_VALUE:32768;EXTERNAL_CLOCK_VALUE:12288000;HSI_VALUE:64000000;LSI_VALUE:32000;VDD_VALUE:3300; diff --git a/Core/Inc/main.h b/Core/Inc/main.h index a6f0bc3..4690b32 100644 --- a/Core/Inc/main.h +++ b/Core/Inc/main.h @@ -28,10 +28,11 @@ extern "C" { /* Includes ------------------------------------------------------------------*/ #include "stm32h5xx_ll_dma.h" +#include "stm32h5xx_ll_spi.h" +#include "stm32h5xx_ll_rcc.h" #include "stm32h5xx_ll_icache.h" #include "stm32h5xx_ll_pwr.h" #include "stm32h5xx_ll_crs.h" -#include "stm32h5xx_ll_rcc.h" #include "stm32h5xx_ll_bus.h" #include "stm32h5xx_ll_system.h" #include "stm32h5xx_ll_exti.h" diff --git a/Core/Src/main.c b/Core/Src/main.c index c5a4b29..8257197 100644 --- a/Core/Src/main.c +++ b/Core/Src/main.c @@ -69,6 +69,7 @@ static void MX_TIM2_Init(void); static void MX_USART3_UART_Init(void); static void MX_UART5_Init(void); static void MX_USART2_UART_Init(void); +static void MX_I2S2_Init(void); /* USER CODE BEGIN PFP */ @@ -167,6 +168,7 @@ int main(void) MX_USART3_UART_Init(); MX_UART5_Init(); MX_USART2_UART_Init(); + MX_I2S2_Init(); /* USER CODE BEGIN 2 */ init_printf(NULL, &uart_putc); @@ -228,6 +230,13 @@ int main(void) Usart2_DMA_Task(); // handle USART2 DMA rx/tx Usart3_DMA_Task(); // handle USART3 DMA rx/tx + // I2S2 testing + if (LL_I2S_IsActiveFlag_TXP(SPI2)) { // if I2S2 TX buffer is empty + static uint32_t sample = 0x12345678; // example sample value + LL_I2S_TransmitData32(SPI2, sample); + sample++; + } + /* USER CODE END WHILE */ @@ -297,6 +306,22 @@ void SystemClock_Config(void) */ void PeriphCommonClock_Config(void) { + LL_RCC_PLL2_SetSource(LL_RCC_PLL2SOURCE_HSE); + LL_RCC_PLL2_SetVCOInputRange(LL_RCC_PLLINPUTRANGE_8_16); + LL_RCC_PLL2_SetVCOOutputRange(LL_RCC_PLLVCORANGE_WIDE); + LL_RCC_PLL2_SetM(10); + LL_RCC_PLL2_SetN(192); + LL_RCC_PLL2_SetP(15); + LL_RCC_PLL2_SetQ(12); + LL_RCC_PLL2_SetR(2); + LL_RCC_PLL2P_Enable(); + LL_RCC_PLL2_Enable(); + + /* Wait till PLL is ready */ + while(LL_RCC_PLL2_IsReady() != 1) + { + } + LL_RCC_PLL3_SetSource(LL_RCC_PLL3SOURCE_HSE); LL_RCC_PLL3_SetVCOInputRange(LL_RCC_PLLINPUTRANGE_8_16); LL_RCC_PLL3_SetVCOOutputRange(LL_RCC_PLLVCORANGE_WIDE); @@ -345,6 +370,70 @@ static void MX_GPDMA1_Init(void) } +/** + * @brief I2S2 Initialization Function + * @param None + * @retval None + */ +static void MX_I2S2_Init(void) +{ + + /* USER CODE BEGIN I2S2_Init 0 */ + + /* USER CODE END I2S2_Init 0 */ + + LL_I2S_InitTypeDef I2S_InitStruct = {0}; + + LL_GPIO_InitTypeDef GPIO_InitStruct = {0}; + + LL_RCC_SetSPIClockSource(LL_RCC_SPI2_CLKSOURCE_PLL2P); + + /* Peripheral clock enable */ + LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_SPI2); + + LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOC); + LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOB); + /**I2S2 GPIO Configuration + PC2 ------> I2S2_SDI + PB12 ------> I2S2_WS + PB13 ------> I2S2_CK + PB15 ------> I2S2_SDO + */ + GPIO_InitStruct.Pin = LL_GPIO_PIN_2; + GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; + GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_MEDIUM; + GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; + GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; + GPIO_InitStruct.Alternate = LL_GPIO_AF_5; + LL_GPIO_Init(GPIOC, &GPIO_InitStruct); + + GPIO_InitStruct.Pin = LL_GPIO_PIN_12|LL_GPIO_PIN_13|LL_GPIO_PIN_15; + GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE; + GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_MEDIUM; + GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL; + GPIO_InitStruct.Pull = LL_GPIO_PULL_NO; + GPIO_InitStruct.Alternate = LL_GPIO_AF_5; + LL_GPIO_Init(GPIOB, &GPIO_InitStruct); + + /* USER CODE BEGIN I2S2_Init 1 */ + + /* USER CODE END I2S2_Init 1 */ + I2S_InitStruct.Mode = LL_I2S_MODE_MASTER_FULL_DUPLEX; + I2S_InitStruct.Standard = LL_I2S_STANDARD_PHILIPS; + I2S_InitStruct.DataFormat = LL_I2S_DATAFORMAT_32B; + I2S_InitStruct.MCLKOutput = LL_I2S_MCLK_OUTPUT_DISABLE; + I2S_InitStruct.AudioFreq = 32000; + I2S_InitStruct.ClockPolarity = LL_I2S_POLARITY_LOW; + LL_I2S_Init(SPI2, &I2S_InitStruct); + /* USER CODE BEGIN I2S2_Init 2 */ + + LL_I2S_Enable(SPI2); + LL_I2S_StartTransfer(SPI2); + + /* USER CODE END I2S2_Init 2 */ + +} + /** * @brief ICACHE Initialization Function * @param None diff --git a/DigitalAudioH533.ioc b/DigitalAudioH533.ioc index dc26f8d..e908265 100644 --- a/DigitalAudioH533.ioc +++ b/DigitalAudioH533.ioc @@ -33,6 +33,13 @@ GPDMA1.TRANSFERALLOCATEDPORTSRC_GPDMACH1=DMA_SRC_ALLOCATED_PORT0 GPDMA1.TRANSFERALLOCATEDPORTSRC_GPDMACH2=DMA_SRC_ALLOCATED_PORT1 GPDMA1.TRANSFEREVENTMODE_LL_CIRCULAR_GPDMACH1=DMA_TCEM_BLOCK_TRANSFER GPIO.groupedBy=Group By Peripherals +I2S2.AudioFreq=AudioFreqCustomValue +I2S2.AudioFreqCustom=32000 +I2S2.DataFormat=I2S_DATAFORMAT_32B +I2S2.ErrorAudioFreq=0.0 % +I2S2.IPParameters=Instance,RealAudioFreq,ErrorAudioFreq,DataFormat,AudioFreq,AudioFreqCustom +I2S2.Instance=SPI$Index +I2S2.RealAudioFreq=32.0 KHz KeepUserPlacement=false MMTAppReg1.MEMORYMAP.AP=RW_priv_only MMTAppReg1.MEMORYMAP.AppRegionName=RAM @@ -71,52 +78,57 @@ Mcu.ContextProject=TrustZoneDisabled Mcu.Family=STM32H5 Mcu.IP0=BOOTPATH Mcu.IP1=CORTEX_M33_NS -Mcu.IP10=TIM2 -Mcu.IP11=TIM5 -Mcu.IP12=UART5 -Mcu.IP13=USART2 -Mcu.IP14=USART3 +Mcu.IP10=SYS +Mcu.IP11=TIM2 +Mcu.IP12=TIM5 +Mcu.IP13=UART5 +Mcu.IP14=USART2 +Mcu.IP15=USART3 Mcu.IP2=DEBUG Mcu.IP3=GPDMA1 -Mcu.IP4=ICACHE -Mcu.IP5=MEMORYMAP -Mcu.IP6=NVIC -Mcu.IP7=PWR -Mcu.IP8=RCC -Mcu.IP9=SYS -Mcu.IPNb=15 +Mcu.IP4=I2S2 +Mcu.IP5=ICACHE +Mcu.IP6=MEMORYMAP +Mcu.IP7=NVIC +Mcu.IP8=PWR +Mcu.IP9=RCC +Mcu.IPNb=16 Mcu.Name=STM32H533RETx Mcu.Package=LQFP64 Mcu.Pin0=PC14-OSC32_IN(OSC32_IN) Mcu.Pin1=PC15-OSC32_OUT(OSC32_OUT) -Mcu.Pin10=PA13(JTMS/SWDIO) -Mcu.Pin11=PA14(JTCK/SWCLK) -Mcu.Pin12=PC11 -Mcu.Pin13=PC12 -Mcu.Pin14=PD2 -Mcu.Pin15=PB8 -Mcu.Pin16=VP_CORTEX_M33_NS_VS_Hclk -Mcu.Pin17=VP_GPDMA1_VS_GPDMACH0 -Mcu.Pin18=VP_GPDMA1_VS_GPDMACH1 -Mcu.Pin19=VP_GPDMA1_VS_GPDMACH2 +Mcu.Pin10=PB12 +Mcu.Pin11=PB13 +Mcu.Pin12=PB14 +Mcu.Pin13=PB15 +Mcu.Pin14=PA13(JTMS/SWDIO) +Mcu.Pin15=PA14(JTCK/SWCLK) +Mcu.Pin16=PC11 +Mcu.Pin17=PC12 +Mcu.Pin18=PD2 +Mcu.Pin19=PB8 Mcu.Pin2=PH0-OSC_IN(PH0) -Mcu.Pin20=VP_GPDMA1_VS_GPDMACH3 -Mcu.Pin21=VP_ICACHE_VS_ICACHE -Mcu.Pin22=VP_PWR_VS_SECSignals -Mcu.Pin23=VP_PWR_VS_LPOM -Mcu.Pin24=VP_SYS_VS_Systick -Mcu.Pin25=VP_TIM2_VS_ClockSourceINT -Mcu.Pin26=VP_TIM5_VS_ClockSourceINT -Mcu.Pin27=VP_BOOTPATH_VS_BOOTPATH -Mcu.Pin28=VP_MEMORYMAP_VS_MEMORYMAP +Mcu.Pin20=VP_CORTEX_M33_NS_VS_Hclk +Mcu.Pin21=VP_GPDMA1_VS_GPDMACH0 +Mcu.Pin22=VP_GPDMA1_VS_GPDMACH1 +Mcu.Pin23=VP_GPDMA1_VS_GPDMACH2 +Mcu.Pin24=VP_GPDMA1_VS_GPDMACH3 +Mcu.Pin25=VP_ICACHE_VS_ICACHE +Mcu.Pin26=VP_PWR_VS_SECSignals +Mcu.Pin27=VP_PWR_VS_LPOM +Mcu.Pin28=VP_SYS_VS_Systick +Mcu.Pin29=VP_TIM2_VS_ClockSourceINT Mcu.Pin3=PH1-OSC_OUT(PH1) -Mcu.Pin4=PA1 -Mcu.Pin5=PA2 -Mcu.Pin6=PA3 -Mcu.Pin7=PB1 -Mcu.Pin8=PB10 -Mcu.Pin9=PB14 -Mcu.PinsNb=29 +Mcu.Pin30=VP_TIM5_VS_ClockSourceINT +Mcu.Pin31=VP_BOOTPATH_VS_BOOTPATH +Mcu.Pin32=VP_MEMORYMAP_VS_MEMORYMAP +Mcu.Pin4=PC2 +Mcu.Pin5=PA1 +Mcu.Pin6=PA2 +Mcu.Pin7=PA3 +Mcu.Pin8=PB1 +Mcu.Pin9=PB10 +Mcu.PinsNb=33 Mcu.ThirdPartyNb=0 Mcu.UserConstants= Mcu.UserName=STM32H533RETx @@ -163,10 +175,24 @@ PB10.GPIOParameters=GPIO_Speed PB10.GPIO_Speed=GPIO_SPEED_FREQ_HIGH PB10.Mode=Asynchronous PB10.Signal=USART3_TX +PB12.GPIOParameters=GPIO_Speed +PB12.GPIO_Speed=GPIO_SPEED_FREQ_MEDIUM +PB12.Mode=Full_Duplex_Master +PB12.Signal=I2S2_WS +PB13.GPIOParameters=GPIO_Speed +PB13.GPIO_Speed=GPIO_SPEED_FREQ_MEDIUM +PB13.Locked=true +PB13.Mode=Full_Duplex_Master +PB13.Signal=I2S2_CK PB14.GPIOParameters=GPIO_Speed PB14.GPIO_Speed=GPIO_SPEED_FREQ_HIGH PB14.Mode=Hardware Flow Control (RS485) PB14.Signal=USART3_DE +PB15.GPIOParameters=GPIO_Speed +PB15.GPIO_Speed=GPIO_SPEED_FREQ_MEDIUM +PB15.Locked=true +PB15.Mode=Full_Duplex_Master +PB15.Signal=I2S2_SDO PB8.GPIOParameters=GPIO_Label PB8.GPIO_Label=SHR_DOUT_DISP PB8.Locked=true @@ -189,6 +215,10 @@ PC15-OSC32_OUT(OSC32_OUT).GPIO_Label=SHR_STR PC15-OSC32_OUT(OSC32_OUT).Locked=true PC15-OSC32_OUT(OSC32_OUT).PinAttribute=Free PC15-OSC32_OUT(OSC32_OUT).Signal=GPIO_Output +PC2.GPIOParameters=GPIO_Speed +PC2.GPIO_Speed=GPIO_SPEED_FREQ_MEDIUM +PC2.Mode=Full_Duplex_Master +PC2.Signal=I2S2_SDI PCC.Checker=false PCC.Line=STM32H5x3 PCC.MCU=STM32H533RETx @@ -236,7 +266,7 @@ ProjectManager.ToolChainLocation= ProjectManager.UAScriptAfterPath= ProjectManager.UAScriptBeforePath= ProjectManager.UnderRoot=true -ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-LL-false,2-MX_GPIO_Init-GPIO-false-LL-true,3-MX_GPDMA1_Init-GPDMA1-false-LL-true,4-MX_ICACHE_Init-ICACHE-false-LL-true,5-MX_TIM5_Init-TIM5-false-LL-true,6-MX_TIM2_Init-TIM2-false-LL-true,7-MX_USART3_UART_Init-USART3-false-LL-true,8-MX_UART5_Init-UART5-false-LL-true,9-MX_USART2_UART_Init-USART2-false-LL-true,0-MX_CORTEX_M33_NS_Init-CORTEX_M33_NS-false-LL-true,0-MX_PWR_Init-PWR-false-LL-true +ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-LL-false,2-MX_GPIO_Init-GPIO-false-LL-true,3-MX_GPDMA1_Init-GPDMA1-false-LL-true,4-MX_ICACHE_Init-ICACHE-false-LL-true,5-MX_TIM5_Init-TIM5-false-LL-true,6-MX_TIM2_Init-TIM2-false-LL-true,7-MX_USART3_UART_Init-USART3-false-LL-true,8-MX_UART5_Init-UART5-false-LL-true,9-MX_USART2_UART_Init-USART2-false-LL-true,10-MX_I2S2_Init-I2S2-false-LL-true,0-MX_CORTEX_M33_NS_Init-CORTEX_M33_NS-false-LL-true,0-MX_PWR_Init-PWR-false-LL-true RCC.ADCFreq_Value=80000000 RCC.AHBFreq_Value=80000000 RCC.APB1Freq_Value=80000000 @@ -263,7 +293,7 @@ RCC.I2C2Freq_Value=80000000 RCC.I2C3Freq_Value=80000000 RCC.I3C1Freq_Value=80000000 RCC.I3C2Freq_Value=80000000 -RCC.IPParameters=ADCFreq_Value,AHBFreq_Value,APB1Freq_Value,APB1TimFreq_Value,APB2Freq_Value,APB2TimFreq_Value,APB3Freq_Value,CKPERFreq_Value,CKPERSourceSelection,CRSFreq_Value,CSI_VALUE,CortexFreq_Value,DACFreq_Value,EPOD_VALUE,FCLKCortexFreq_Value,FDCANFreq_Value,FamilyName,HCLKFreq_Value,HSE_VALUE,HSI48_VALUE,HSI_VALUE,I2C1Freq_Value,I2C2Freq_Value,I2C3Freq_Value,I3C1Freq_Value,I3C2Freq_Value,LPTIM1Freq_Value,LPTIM2Freq_Value,LPUART1Freq_Value,LSCOPinFreq_Value,LSE_VALUE,LSIRC_VALUE,MCO1PinFreq_Value,MCO2PinFreq_Value,OCTOSPIMFreq_Value,PLL1P,PLL1Q,PLL2N,PLL2PoutputFreq_Value,PLL2QoutputFreq_Value,PLL2RoutputFreq_Value,PLL2Source,PLL3N,PLL3PoutputFreq_Value,PLL3Q,PLL3QoutputFreq_Value,PLL3RoutputFreq_Value,PLL3Source,PLLN,PLLPoutputFreq_Value,PLLQoutputFreq_Value,PLLSourceVirtual,PWRFreq_Value,RNGFreq_Value,SDMMC1Freq_Value,SPI1Freq_Value,SPI2Freq_Value,SPI3Freq_Value,SPI4Freq_Value,SYSCLKFreq_VALUE,SYSCLKSource,UART4Freq_Value,UART5CLockSelection,UART5Freq_Value,UCPD1outputFreq_Value,USART1Freq_Value,USART2Freq_Value,USART3Freq_Value,USART6Freq_Value,USBFreq_Value,VCOInput2Freq_Value,VCOInput3Freq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VCOPLL2OutputFreq_Value,VCOPLL3OutputFreq_Value +RCC.IPParameters=ADCFreq_Value,AHBFreq_Value,APB1Freq_Value,APB1TimFreq_Value,APB2Freq_Value,APB2TimFreq_Value,APB3Freq_Value,CKPERFreq_Value,CKPERSourceSelection,CRSFreq_Value,CSI_VALUE,CortexFreq_Value,DACFreq_Value,EPOD_VALUE,FCLKCortexFreq_Value,FDCANFreq_Value,FamilyName,HCLKFreq_Value,HSE_VALUE,HSI48_VALUE,HSI_VALUE,I2C1Freq_Value,I2C2Freq_Value,I2C3Freq_Value,I3C1Freq_Value,I3C2Freq_Value,LPTIM1Freq_Value,LPTIM2Freq_Value,LPUART1Freq_Value,LSCOPinFreq_Value,LSE_VALUE,LSIRC_VALUE,MCO1PinFreq_Value,MCO2PinFreq_Value,OCTOSPIMFreq_Value,PLL1P,PLL1Q,PLL2M,PLL2N,PLL2P,PLL2PoutputFreq_Value,PLL2Q,PLL2QoutputFreq_Value,PLL2RoutputFreq_Value,PLL2Source,PLL3N,PLL3PoutputFreq_Value,PLL3Q,PLL3QoutputFreq_Value,PLL3RoutputFreq_Value,PLL3Source,PLLN,PLLPoutputFreq_Value,PLLQoutputFreq_Value,PLLSourceVirtual,PWRFreq_Value,RNGFreq_Value,SDMMC1Freq_Value,SPI1Freq_Value,SPI2CLockSelection,SPI2Freq_Value,SPI3Freq_Value,SPI4Freq_Value,SYSCLKFreq_VALUE,SYSCLKSource,UART4Freq_Value,UART5CLockSelection,UART5Freq_Value,UCPD1outputFreq_Value,USART1Freq_Value,USART2Freq_Value,USART3Freq_Value,USART6Freq_Value,USBFreq_Value,VCOInput2Freq_Value,VCOInput3Freq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VCOPLL2OutputFreq_Value,VCOPLL3OutputFreq_Value RCC.LPTIM1Freq_Value=80000000 RCC.LPTIM2Freq_Value=80000000 RCC.LPUART1Freq_Value=80000000 @@ -275,10 +305,13 @@ RCC.MCO2PinFreq_Value=80000000 RCC.OCTOSPIMFreq_Value=80000000 RCC.PLL1P=4 RCC.PLL1Q=10 -RCC.PLL2N=10 -RCC.PLL2PoutputFreq_Value=80000000 -RCC.PLL2QoutputFreq_Value=80000000 -RCC.PLL2RoutputFreq_Value=80000000 +RCC.PLL2M=10 +RCC.PLL2N=192 +RCC.PLL2P=15 +RCC.PLL2PoutputFreq_Value=20480000 +RCC.PLL2Q=12 +RCC.PLL2QoutputFreq_Value=25600000 +RCC.PLL2RoutputFreq_Value=153600000 RCC.PLL2Source=RCC_PLL2_SOURCE_HSE RCC.PLL3N=8 RCC.PLL3PoutputFreq_Value=64000000 @@ -294,7 +327,8 @@ RCC.PWRFreq_Value=80000000 RCC.RNGFreq_Value=48000000 RCC.SDMMC1Freq_Value=32000000 RCC.SPI1Freq_Value=32000000 -RCC.SPI2Freq_Value=32000000 +RCC.SPI2CLockSelection=RCC_SPI2CLKSOURCE_PLL2P +RCC.SPI2Freq_Value=20480000 RCC.SPI3Freq_Value=32000000 RCC.SPI4Freq_Value=80000000 RCC.SYSCLKFreq_VALUE=80000000 @@ -308,11 +342,11 @@ RCC.USART2Freq_Value=80000000 RCC.USART3Freq_Value=80000000 RCC.USART6Freq_Value=80000000 RCC.USBFreq_Value=48000000 -RCC.VCOInput2Freq_Value=16000000 +RCC.VCOInput2Freq_Value=1600000 RCC.VCOInput3Freq_Value=16000000 RCC.VCOInputFreq_Value=16000000 RCC.VCOOutputFreq_Value=320000000 -RCC.VCOPLL2OutputFreq_Value=160000000 +RCC.VCOPLL2OutputFreq_Value=307200000 RCC.VCOPLL3OutputFreq_Value=128000000 TIM2.IPParameters=Prescaler TIM2.Prescaler=39999 diff --git a/Drivers/STM32H5xx_HAL_Driver/Inc/stm32h5xx_ll_spi.h b/Drivers/STM32H5xx_HAL_Driver/Inc/stm32h5xx_ll_spi.h new file mode 100644 index 0000000..ba71bac --- /dev/null +++ b/Drivers/STM32H5xx_HAL_Driver/Inc/stm32h5xx_ll_spi.h @@ -0,0 +1,3662 @@ +/** + ****************************************************************************** + * @file stm32h5xx_ll_spi.h + * @author MCD Application Team + * @brief Header file of SPI LL module. + ****************************************************************************** + * @attention + * + * Copyright (c) 2023 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef STM32H5xx_LL_SPI_H +#define STM32H5xx_LL_SPI_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "stm32h5xx.h" + +/** @addtogroup STM32H5xx_LL_Driver + * @{ + */ + +#if defined(SPI1) || defined(SPI2) || defined(SPI3) || defined(SPI4) || defined(SPI5) || defined(SPI6) + +/** @defgroup SPI_LL SPI + * @{ + */ + +/* Private variables ---------------------------------------------------------*/ + +/* Private constants ---------------------------------------------------------*/ + +/* Private macros ------------------------------------------------------------*/ +/** @defgroup SPI_LL_Private_Macros SPI Private Macros + * @{ + */ +/** + * @} + */ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup SPI_LL_Exported_Types SPI Exported Types + * @{ + */ + +/** + * @brief SPI Init structures definition + */ +typedef struct +{ + uint32_t TransferDirection; /*!< Specifies the SPI unidirectional or bidirectional data mode. + This parameter can be a value of @ref SPI_LL_EC_TRANSFER_MODE. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetTransferDirection().*/ + + uint32_t Mode; /*!< Specifies the SPI mode (Master/Slave). + This parameter can be a value of @ref SPI_LL_EC_MODE. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetMode().*/ + + uint32_t DataWidth; /*!< Specifies the SPI data width. + This parameter can be a value of @ref SPI_LL_EC_DATAWIDTH. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetDataWidth().*/ + + uint32_t ClockPolarity; /*!< Specifies the serial clock steady state. + This parameter can be a value of @ref SPI_LL_EC_POLARITY. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetClockPolarity().*/ + + uint32_t ClockPhase; /*!< Specifies the clock active edge for the bit capture. + This parameter can be a value of @ref SPI_LL_EC_PHASE. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetClockPhase().*/ + + uint32_t NSS; /*!< Specifies whether the NSS signal is managed by hardware (NSS pin) + or by software using the SSI bit. + + This parameter can be a value of @ref SPI_LL_EC_NSS_MODE. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetNSSMode().*/ + + uint32_t BaudRate; /*!< Specifies the BaudRate prescaler value which will be used to configure + the transmit and receive SCK clock. + This parameter can be a value of @ref SPI_LL_EC_BAUDRATEPRESCALER. + @note The communication clock is derived from the master clock. + The slave clock does not need to be set. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetBaudRatePrescaler().*/ + + uint32_t BitOrder; /*!< Specifies whether data transfers start from MSB or LSB bit. + This parameter can be a value of @ref SPI_LL_EC_BIT_ORDER. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetTransferBitOrder().*/ + + uint32_t CRCCalculation; /*!< Specifies if the CRC calculation is enabled or not. + This parameter can be a value of @ref SPI_LL_EC_CRC_CALCULATION. + + This feature can be modified afterwards using unitary functions + @ref LL_SPI_EnableCRC() and @ref LL_SPI_DisableCRC().*/ + + uint32_t CRCPoly; /*!< Specifies the polynomial used for the CRC calculation. + This parameter must be a number between Min_Data = 0x00 + and Max_Data = 0xFFFFFFFF. + + This feature can be modified afterwards using unitary function + @ref LL_SPI_SetCRCPolynomial().*/ + +} LL_SPI_InitTypeDef; + +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported types ------------------------------------------------------------*/ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup SPI_LL_Exported_Constants SPI Exported Constants + * @{ + */ + +/** @defgroup SPI_LL_EC_GET_FLAG Get Flags Defines + * @brief Flags defines which can be used with LL_SPI_ReadReg function + * @{ + */ +#define LL_SPI_SR_RXP (SPI_SR_RXP) +#define LL_SPI_SR_TXP (SPI_SR_TXP) +#define LL_SPI_SR_DXP (SPI_SR_DXP) +#define LL_SPI_SR_EOT (SPI_SR_EOT) +#define LL_SPI_SR_TXTF (SPI_SR_TXTF) +#define LL_SPI_SR_UDR (SPI_SR_UDR) +#define LL_SPI_SR_CRCE (SPI_SR_CRCE) +#define LL_SPI_SR_MODF (SPI_SR_MODF) +#define LL_SPI_SR_OVR (SPI_SR_OVR) +#define LL_SPI_SR_TIFRE (SPI_SR_TIFRE) +#define LL_SPI_SR_SUSP (SPI_SR_SUSP) +#define LL_SPI_SR_TXC (SPI_SR_TXC) +#define LL_SPI_SR_RXWNE (SPI_SR_RXWNE) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_IT IT Defines + * @brief IT defines which can be used with LL_SPI_ReadReg and LL_SPI_WriteReg functions + * @{ + */ +#define LL_SPI_IER_RXPIE (SPI_IER_RXPIE) +#define LL_SPI_IER_TXPIE (SPI_IER_TXPIE) +#define LL_SPI_IER_DXPIE (SPI_IER_DXPIE) +#define LL_SPI_IER_EOTIE (SPI_IER_EOTIE) +#define LL_SPI_IER_TXTFIE (SPI_IER_TXTFIE) +#define LL_SPI_IER_UDRIE (SPI_IER_UDRIE) +#define LL_SPI_IER_OVRIE (SPI_IER_OVRIE) +#define LL_SPI_IER_CRCEIE (SPI_IER_CRCEIE) +#define LL_SPI_IER_TIFREIE (SPI_IER_TIFREIE) +#define LL_SPI_IER_MODFIE (SPI_IER_MODFIE) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_MODE Mode + * @{ + */ +#define LL_SPI_MODE_MASTER (SPI_CFG2_MASTER) +#define LL_SPI_MODE_SLAVE (0x00000000UL) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_SS_LEVEL SS Level + * @{ + */ +#define LL_SPI_SS_LEVEL_HIGH (SPI_CR1_SSI) +#define LL_SPI_SS_LEVEL_LOW (0x00000000UL) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_SS_IDLENESS SS Idleness + * @{ + */ +#define LL_SPI_SS_IDLENESS_00CYCLE (0x00000000UL) +#define LL_SPI_SS_IDLENESS_01CYCLE (SPI_CFG2_MSSI_0) +#define LL_SPI_SS_IDLENESS_02CYCLE (SPI_CFG2_MSSI_1) +#define LL_SPI_SS_IDLENESS_03CYCLE (SPI_CFG2_MSSI_0 | SPI_CFG2_MSSI_1) +#define LL_SPI_SS_IDLENESS_04CYCLE (SPI_CFG2_MSSI_2) +#define LL_SPI_SS_IDLENESS_05CYCLE (SPI_CFG2_MSSI_2 | SPI_CFG2_MSSI_0) +#define LL_SPI_SS_IDLENESS_06CYCLE (SPI_CFG2_MSSI_2 | SPI_CFG2_MSSI_1) +#define LL_SPI_SS_IDLENESS_07CYCLE (SPI_CFG2_MSSI_2 | SPI_CFG2_MSSI_1 | SPI_CFG2_MSSI_0) +#define LL_SPI_SS_IDLENESS_08CYCLE (SPI_CFG2_MSSI_3) +#define LL_SPI_SS_IDLENESS_09CYCLE (SPI_CFG2_MSSI_3 | SPI_CFG2_MSSI_0) +#define LL_SPI_SS_IDLENESS_10CYCLE (SPI_CFG2_MSSI_3 | SPI_CFG2_MSSI_1) +#define LL_SPI_SS_IDLENESS_11CYCLE (SPI_CFG2_MSSI_3 | SPI_CFG2_MSSI_1 | SPI_CFG2_MSSI_0) +#define LL_SPI_SS_IDLENESS_12CYCLE (SPI_CFG2_MSSI_3 | SPI_CFG2_MSSI_2) +#define LL_SPI_SS_IDLENESS_13CYCLE (SPI_CFG2_MSSI_3 | SPI_CFG2_MSSI_2 | SPI_CFG2_MSSI_0) +#define LL_SPI_SS_IDLENESS_14CYCLE (SPI_CFG2_MSSI_3 | SPI_CFG2_MSSI_2 | SPI_CFG2_MSSI_1) +#define LL_SPI_SS_IDLENESS_15CYCLE (SPI_CFG2_MSSI_3\ + | SPI_CFG2_MSSI_2 | SPI_CFG2_MSSI_1 | SPI_CFG2_MSSI_0) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_ID_IDLENESS Master Inter-Data Idleness + * @{ + */ +#define LL_SPI_ID_IDLENESS_00CYCLE (0x00000000UL) +#define LL_SPI_ID_IDLENESS_01CYCLE (SPI_CFG2_MIDI_0) +#define LL_SPI_ID_IDLENESS_02CYCLE (SPI_CFG2_MIDI_1) +#define LL_SPI_ID_IDLENESS_03CYCLE (SPI_CFG2_MIDI_0 | SPI_CFG2_MIDI_1) +#define LL_SPI_ID_IDLENESS_04CYCLE (SPI_CFG2_MIDI_2) +#define LL_SPI_ID_IDLENESS_05CYCLE (SPI_CFG2_MIDI_2 | SPI_CFG2_MIDI_0) +#define LL_SPI_ID_IDLENESS_06CYCLE (SPI_CFG2_MIDI_2 | SPI_CFG2_MIDI_1) +#define LL_SPI_ID_IDLENESS_07CYCLE (SPI_CFG2_MIDI_2 | SPI_CFG2_MIDI_1 | SPI_CFG2_MIDI_0) +#define LL_SPI_ID_IDLENESS_08CYCLE (SPI_CFG2_MIDI_3) +#define LL_SPI_ID_IDLENESS_09CYCLE (SPI_CFG2_MIDI_3 | SPI_CFG2_MIDI_0) +#define LL_SPI_ID_IDLENESS_10CYCLE (SPI_CFG2_MIDI_3 | SPI_CFG2_MIDI_1) +#define LL_SPI_ID_IDLENESS_11CYCLE (SPI_CFG2_MIDI_3 | SPI_CFG2_MIDI_1 | SPI_CFG2_MIDI_0) +#define LL_SPI_ID_IDLENESS_12CYCLE (SPI_CFG2_MIDI_3 | SPI_CFG2_MIDI_2) +#define LL_SPI_ID_IDLENESS_13CYCLE (SPI_CFG2_MIDI_3 | SPI_CFG2_MIDI_2 | SPI_CFG2_MIDI_0) +#define LL_SPI_ID_IDLENESS_14CYCLE (SPI_CFG2_MIDI_3 | SPI_CFG2_MIDI_2 | SPI_CFG2_MIDI_1) +#define LL_SPI_ID_IDLENESS_15CYCLE (SPI_CFG2_MIDI_3\ + | SPI_CFG2_MIDI_2 | SPI_CFG2_MIDI_1 | SPI_CFG2_MIDI_0) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_TXCRCINIT_ALL TXCRC Init All + * @{ + */ +#define LL_SPI_TXCRCINIT_ALL_ZERO_PATTERN (0x00000000UL) +#define LL_SPI_TXCRCINIT_ALL_ONES_PATTERN (SPI_CR1_TCRCINI) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_RXCRCINIT_ALL RXCRC Init All + * @{ + */ +#define LL_SPI_RXCRCINIT_ALL_ZERO_PATTERN (0x00000000UL) +#define LL_SPI_RXCRCINIT_ALL_ONES_PATTERN (SPI_CR1_RCRCINI) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_UDR_CONFIG_REGISTER UDR Config Register + * @{ + */ +#define LL_SPI_UDR_CONFIG_REGISTER_PATTERN (0x00000000UL) +#define LL_SPI_UDR_CONFIG_LAST_RECEIVED (SPI_CFG1_UDRCFG) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_PROTOCOL Protocol + * @{ + */ +#define LL_SPI_PROTOCOL_MOTOROLA (0x00000000UL) +#define LL_SPI_PROTOCOL_TI (SPI_CFG2_SP_0) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_PHASE Phase + * @{ + */ +#define LL_SPI_PHASE_1EDGE (0x00000000UL) +#define LL_SPI_PHASE_2EDGE (SPI_CFG2_CPHA) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_POLARITY Polarity + * @{ + */ +#define LL_SPI_POLARITY_LOW (0x00000000UL) +#define LL_SPI_POLARITY_HIGH (SPI_CFG2_CPOL) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_NSS_POLARITY NSS Polarity + * @{ + */ +#define LL_SPI_NSS_POLARITY_LOW (0x00000000UL) +#define LL_SPI_NSS_POLARITY_HIGH (SPI_CFG2_SSIOP) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_BAUDRATEPRESCALER Baud Rate Prescaler + * @{ + */ +#define LL_SPI_BAUDRATEPRESCALER_BYPASS (SPI_CFG1_BPASS) +#define LL_SPI_BAUDRATEPRESCALER_DIV2 (0x00000000UL) +#define LL_SPI_BAUDRATEPRESCALER_DIV4 (SPI_CFG1_MBR_0) +#define LL_SPI_BAUDRATEPRESCALER_DIV8 (SPI_CFG1_MBR_1) +#define LL_SPI_BAUDRATEPRESCALER_DIV16 (SPI_CFG1_MBR_1 | SPI_CFG1_MBR_0) +#define LL_SPI_BAUDRATEPRESCALER_DIV32 (SPI_CFG1_MBR_2) +#define LL_SPI_BAUDRATEPRESCALER_DIV64 (SPI_CFG1_MBR_2 | SPI_CFG1_MBR_0) +#define LL_SPI_BAUDRATEPRESCALER_DIV128 (SPI_CFG1_MBR_2 | SPI_CFG1_MBR_1) +#define LL_SPI_BAUDRATEPRESCALER_DIV256 (SPI_CFG1_MBR_2 | SPI_CFG1_MBR_1 | SPI_CFG1_MBR_0) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_BIT_ORDER Bit Order + * @{ + */ +#define LL_SPI_LSB_FIRST (SPI_CFG2_LSBFRST) +#define LL_SPI_MSB_FIRST (0x00000000UL) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_TRANSFER_MODE Transfer Mode + * @{ + */ +#define LL_SPI_FULL_DUPLEX (0x00000000UL) +#define LL_SPI_SIMPLEX_TX (SPI_CFG2_COMM_0) +#define LL_SPI_SIMPLEX_RX (SPI_CFG2_COMM_1) +#define LL_SPI_HALF_DUPLEX_RX (SPI_CFG2_COMM_0|SPI_CFG2_COMM_1) +#define LL_SPI_HALF_DUPLEX_TX (SPI_CFG2_COMM_0|SPI_CFG2_COMM_1|SPI_CR1_HDDIR) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_DATAWIDTH Data Width + * @{ + */ +#define LL_SPI_DATAWIDTH_4BIT (SPI_CFG1_DSIZE_0 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_5BIT (SPI_CFG1_DSIZE_2) +#define LL_SPI_DATAWIDTH_6BIT (SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_7BIT (SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_8BIT (SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_9BIT (SPI_CFG1_DSIZE_3) +#define LL_SPI_DATAWIDTH_10BIT (SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_11BIT (SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_12BIT (SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_1 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_13BIT (SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_2) +#define LL_SPI_DATAWIDTH_14BIT (SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_15BIT (SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_16BIT (SPI_CFG1_DSIZE_3\ + | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_17BIT (SPI_CFG1_DSIZE_4) +#define LL_SPI_DATAWIDTH_18BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_19BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_20BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_0 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_21BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_2) +#define LL_SPI_DATAWIDTH_22BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_23BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_24BIT (SPI_CFG1_DSIZE_4\ + | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_25BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_3) +#define LL_SPI_DATAWIDTH_26BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_27BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_28BIT (SPI_CFG1_DSIZE_4\ + | SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_1 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_29BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_2) +#define LL_SPI_DATAWIDTH_30BIT (SPI_CFG1_DSIZE_4\ + | SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_0) +#define LL_SPI_DATAWIDTH_31BIT (SPI_CFG1_DSIZE_4\ + | SPI_CFG1_DSIZE_3 | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1) +#define LL_SPI_DATAWIDTH_32BIT (SPI_CFG1_DSIZE_4 | SPI_CFG1_DSIZE_3\ + | SPI_CFG1_DSIZE_2 | SPI_CFG1_DSIZE_1 | SPI_CFG1_DSIZE_0) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_FIFO_TH FIFO Threshold + * @{ + */ +#define LL_SPI_FIFO_TH_01DATA (0x00000000UL) +#define LL_SPI_FIFO_TH_02DATA (SPI_CFG1_FTHLV_0) +#define LL_SPI_FIFO_TH_03DATA (SPI_CFG1_FTHLV_1) +#define LL_SPI_FIFO_TH_04DATA (SPI_CFG1_FTHLV_0 | SPI_CFG1_FTHLV_1) +#define LL_SPI_FIFO_TH_05DATA (SPI_CFG1_FTHLV_2) +#define LL_SPI_FIFO_TH_06DATA (SPI_CFG1_FTHLV_2 | SPI_CFG1_FTHLV_0) +#define LL_SPI_FIFO_TH_07DATA (SPI_CFG1_FTHLV_2 | SPI_CFG1_FTHLV_1) +#define LL_SPI_FIFO_TH_08DATA (SPI_CFG1_FTHLV_2 | SPI_CFG1_FTHLV_1 | SPI_CFG1_FTHLV_0) +#define LL_SPI_FIFO_TH_09DATA (SPI_CFG1_FTHLV_3) +#define LL_SPI_FIFO_TH_10DATA (SPI_CFG1_FTHLV_3 | SPI_CFG1_FTHLV_0) +#define LL_SPI_FIFO_TH_11DATA (SPI_CFG1_FTHLV_3 | SPI_CFG1_FTHLV_1) +#define LL_SPI_FIFO_TH_12DATA (SPI_CFG1_FTHLV_3 | SPI_CFG1_FTHLV_1 | SPI_CFG1_FTHLV_0) +#define LL_SPI_FIFO_TH_13DATA (SPI_CFG1_FTHLV_3 | SPI_CFG1_FTHLV_2) +#define LL_SPI_FIFO_TH_14DATA (SPI_CFG1_FTHLV_3 | SPI_CFG1_FTHLV_2 | SPI_CFG1_FTHLV_0) +#define LL_SPI_FIFO_TH_15DATA (SPI_CFG1_FTHLV_3 | SPI_CFG1_FTHLV_2 | SPI_CFG1_FTHLV_1) +#define LL_SPI_FIFO_TH_16DATA (SPI_CFG1_FTHLV_3\ + | SPI_CFG1_FTHLV_2 | SPI_CFG1_FTHLV_1 | SPI_CFG1_FTHLV_0) +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) + +/** @defgroup SPI_LL_EC_CRC_CALCULATION CRC Calculation + * @{ + */ +#define LL_SPI_CRCCALCULATION_DISABLE (0x00000000UL) /*!< CRC calculation disabled */ +#define LL_SPI_CRCCALCULATION_ENABLE (SPI_CFG1_CRCEN) /*!< CRC calculation enabled */ +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** @defgroup SPI_LL_EC_CRC CRC + * @{ + */ +#define LL_SPI_CRC_4BIT (SPI_CFG1_CRCSIZE_0 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_5BIT (SPI_CFG1_CRCSIZE_2) +#define LL_SPI_CRC_6BIT (SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_7BIT (SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_8BIT (SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_9BIT (SPI_CFG1_CRCSIZE_3) +#define LL_SPI_CRC_10BIT (SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_11BIT (SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_12BIT (SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_1 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_13BIT (SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_2) +#define LL_SPI_CRC_14BIT (SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_15BIT (SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_16BIT (SPI_CFG1_CRCSIZE_3\ + | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_17BIT (SPI_CFG1_CRCSIZE_4) +#define LL_SPI_CRC_18BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_19BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_20BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_0 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_21BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_2) +#define LL_SPI_CRC_22BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_23BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_24BIT (SPI_CFG1_CRCSIZE_4\ + | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_25BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_3) +#define LL_SPI_CRC_26BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_27BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_28BIT (SPI_CFG1_CRCSIZE_4\ + | SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_1 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_29BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_2) +#define LL_SPI_CRC_30BIT (SPI_CFG1_CRCSIZE_4\ + | SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_0) +#define LL_SPI_CRC_31BIT (SPI_CFG1_CRCSIZE_4\ + | SPI_CFG1_CRCSIZE_3 | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1) +#define LL_SPI_CRC_32BIT (SPI_CFG1_CRCSIZE_4 | SPI_CFG1_CRCSIZE_3\ + | SPI_CFG1_CRCSIZE_2 | SPI_CFG1_CRCSIZE_1 | SPI_CFG1_CRCSIZE_0) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_NSS_MODE NSS Mode + * @{ + */ +#define LL_SPI_NSS_SOFT (SPI_CFG2_SSM) +#define LL_SPI_NSS_HARD_INPUT (0x00000000UL) +#define LL_SPI_NSS_HARD_OUTPUT (SPI_CFG2_SSOE) +/** + * @} + */ + +/** @defgroup SPI_LL_EC_RX_FIFO RxFIFO Packing LeVel + * @{ + */ +#define LL_SPI_RX_FIFO_0PACKET (0x00000000UL) /* 0 or multiple of 4 packet available is the RxFIFO */ +#define LL_SPI_RX_FIFO_1PACKET (SPI_SR_RXPLVL_0) +#define LL_SPI_RX_FIFO_2PACKET (SPI_SR_RXPLVL_1) +#define LL_SPI_RX_FIFO_3PACKET (SPI_SR_RXPLVL_1 | SPI_SR_RXPLVL_0) +/** + * @} + */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup SPI_LL_Exported_Macros SPI Exported Macros + * @{ + */ + +/** @defgroup SPI_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in SPI register + * @param __INSTANCE__ SPI Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_SPI_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in SPI register + * @param __INSTANCE__ SPI Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_SPI_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ + +/** @defgroup SPI_LL_Exported_Functions SPI Exported Functions + * @{ + */ + +/** @defgroup SPI_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Enable SPI peripheral + * @rmtoll CR1 SPE LL_SPI_Enable + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_Enable(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_SPE); +} + +/** + * @brief Disable SPI peripheral + * @note When disabling the SPI, follow the procedure described in the Reference Manual. + * @rmtoll CR1 SPE LL_SPI_Disable + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_Disable(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); +} + +/** + * @brief Check if SPI peripheral is enabled + * @rmtoll CR1 SPE LL_SPI_IsEnabled + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabled(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CR1, SPI_CR1_SPE) == (SPI_CR1_SPE)) ? 1UL : 0UL); +} + +/** + * @brief Swap the MOSI and MISO pin + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG2 IOSWP LL_SPI_EnableIOSwap + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIOSwap(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CFG2, SPI_CFG2_IOSWP); +} + +/** + * @brief Restore default function for MOSI and MISO pin + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG2 IOSWP LL_SPI_DisableIOSwap + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIOSwap(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CFG2, SPI_CFG2_IOSWP); +} + +/** + * @brief Check if MOSI and MISO pin are swapped + * @rmtoll CFG2 IOSWP LL_SPI_IsEnabledIOSwap + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIOSwap(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CFG2, SPI_CFG2_IOSWP) == (SPI_CFG2_IOSWP)) ? 1UL : 0UL); +} + +/** + * @brief Enable GPIO control + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG2 AFCNTR LL_SPI_EnableGPIOControl + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableGPIOControl(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CFG2, SPI_CFG2_AFCNTR); +} + +/** + * @brief Disable GPIO control + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG2 AFCNTR LL_SPI_DisableGPIOControl + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableGPIOControl(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CFG2, SPI_CFG2_AFCNTR); +} + +/** + * @brief Check if GPIO control is active + * @rmtoll CFG2 AFCNTR LL_SPI_IsEnabledGPIOControl + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledGPIOControl(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CFG2, SPI_CFG2_AFCNTR) == (SPI_CFG2_AFCNTR)) ? 1UL : 0UL); +} + +/** + * @brief Set SPI Mode to Master or Slave + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG2 MASTER LL_SPI_SetMode + * @param SPIx SPI Instance + * @param Mode This parameter can be one of the following values: + * @arg @ref LL_SPI_MODE_MASTER + * @arg @ref LL_SPI_MODE_SLAVE + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetMode(SPI_TypeDef *SPIx, uint32_t Mode) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_MASTER, Mode); +} + +/** + * @brief Get SPI Mode (Master or Slave) + * @rmtoll CFG2 MASTER LL_SPI_GetMode + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_MODE_MASTER + * @arg @ref LL_SPI_MODE_SLAVE + */ +__STATIC_INLINE uint32_t LL_SPI_GetMode(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_MASTER)); +} + +/** + * @brief Configure the Idleness applied by master between active edge of SS and first send data + * @rmtoll CFG2 MSSI LL_SPI_SetMasterSSIdleness + * @param SPIx SPI Instance + * @param MasterSSIdleness This parameter can be one of the following values: + * @arg @ref LL_SPI_SS_IDLENESS_00CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_01CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_02CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_03CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_04CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_05CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_06CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_07CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_08CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_09CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_10CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_11CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_12CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_13CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_14CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_15CYCLE + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetMasterSSIdleness(SPI_TypeDef *SPIx, uint32_t MasterSSIdleness) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_MSSI, MasterSSIdleness); +} + +/** + * @brief Get the configured Idleness applied by master + * @rmtoll CFG2 MSSI LL_SPI_GetMasterSSIdleness + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_SS_IDLENESS_00CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_01CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_02CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_03CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_04CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_05CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_06CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_07CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_08CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_09CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_10CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_11CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_12CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_13CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_14CYCLE + * @arg @ref LL_SPI_SS_IDLENESS_15CYCLE + */ +__STATIC_INLINE uint32_t LL_SPI_GetMasterSSIdleness(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_MSSI)); +} + +/** + * @brief Configure the idleness applied by master between data frame + * @rmtoll CFG2 MIDI LL_SPI_SetInterDataIdleness + * @param SPIx SPI Instance + * @param MasterInterDataIdleness This parameter can be one of the following values: + * @arg @ref LL_SPI_ID_IDLENESS_00CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_01CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_02CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_03CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_04CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_05CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_06CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_07CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_08CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_09CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_10CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_11CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_12CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_13CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_14CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_15CYCLE + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetInterDataIdleness(SPI_TypeDef *SPIx, uint32_t MasterInterDataIdleness) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_MIDI, MasterInterDataIdleness); +} + +/** + * @brief Get the configured inter data idleness + * @rmtoll CFG2 MIDI LL_SPI_SetInterDataIdleness + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_ID_IDLENESS_00CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_01CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_02CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_03CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_04CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_05CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_06CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_07CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_08CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_09CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_10CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_11CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_12CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_13CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_14CYCLE + * @arg @ref LL_SPI_ID_IDLENESS_15CYCLE + */ +__STATIC_INLINE uint32_t LL_SPI_GetInterDataIdleness(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_MIDI)); +} + +/** + * @brief Set transfer size + * @note Count is the number of frame to be transferred + * @rmtoll CR2 TSIZE LL_SPI_SetTransferSize + * @param SPIx SPI Instance + * @param Count 0..0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetTransferSize(SPI_TypeDef *SPIx, uint32_t Count) +{ + MODIFY_REG(SPIx->CR2, SPI_CR2_TSIZE, Count); +} + +/** + * @brief Get transfer size + * @note Count is the number of frame to be transferred + * @rmtoll CR2 TSIZE LL_SPI_GetTransferSize + * @param SPIx SPI Instance + * @retval 0..0xFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetTransferSize(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR2, SPI_CR2_TSIZE)); +} + +/** + * @brief Lock the AF configuration of associated IOs + * @note Once this bit is set, the AF configuration remains locked until a hardware reset occurs. + * the reset of the IOLock bit is done by hardware. for that, LL_SPI_DisableIOLock can not exist. + * @rmtoll CR1 IOLOCK LL_SPI_EnableIOLock + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIOLock(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_IOLOCK); +} + +/** + * @brief Check if the AF configuration is locked. + * @rmtoll CR1 IOLOCK LL_SPI_IsEnabledIOLock + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIOLock(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CR1, SPI_CR1_IOLOCK) == (SPI_CR1_IOLOCK)) ? 1UL : 0UL); +} + +/** + * @brief Set Tx CRC Initialization Pattern + * @rmtoll CR1 TCRCINI LL_SPI_SetTxCRCInitPattern + * @param SPIx SPI Instance + * @param TXCRCInitAll This parameter can be one of the following values: + * @arg @ref LL_SPI_TXCRCINIT_ALL_ZERO_PATTERN + * @arg @ref LL_SPI_TXCRCINIT_ALL_ONES_PATTERN + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetTxCRCInitPattern(SPI_TypeDef *SPIx, uint32_t TXCRCInitAll) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_TCRCINI, TXCRCInitAll); +} + +/** + * @brief Get Tx CRC Initialization Pattern + * @rmtoll CR1 TCRCINI LL_SPI_GetTxCRCInitPattern + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_TXCRCINIT_ALL_ZERO_PATTERN + * @arg @ref LL_SPI_TXCRCINIT_ALL_ONES_PATTERN + */ +__STATIC_INLINE uint32_t LL_SPI_GetTxCRCInitPattern(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_TCRCINI)); +} + +/** + * @brief Set Rx CRC Initialization Pattern + * @rmtoll CR1 RCRCINI LL_SPI_SetRxCRCInitPattern + * @param SPIx SPI Instance + * @param RXCRCInitAll This parameter can be one of the following values: + * @arg @ref LL_SPI_RXCRCINIT_ALL_ZERO_PATTERN + * @arg @ref LL_SPI_RXCRCINIT_ALL_ONES_PATTERN + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetRxCRCInitPattern(SPI_TypeDef *SPIx, uint32_t RXCRCInitAll) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_RCRCINI, RXCRCInitAll); +} + +/** + * @brief Get Rx CRC Initialization Pattern + * @rmtoll CR1 RCRCINI LL_SPI_GetRxCRCInitPattern + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_RXCRCINIT_ALL_ZERO_PATTERN + * @arg @ref LL_SPI_RXCRCINIT_ALL_ONES_PATTERN + */ +__STATIC_INLINE uint32_t LL_SPI_GetRxCRCInitPattern(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_RCRCINI)); +} + +/** + * @brief Set internal SS input level ignoring what comes from PIN. + * @note This configuration has effect only with config LL_SPI_NSS_SOFT + * @rmtoll CR1 SSI LL_SPI_SetInternalSSLevel + * @param SPIx SPI Instance + * @param SSLevel This parameter can be one of the following values: + * @arg @ref LL_SPI_SS_LEVEL_HIGH + * @arg @ref LL_SPI_SS_LEVEL_LOW + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetInternalSSLevel(SPI_TypeDef *SPIx, uint32_t SSLevel) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_SSI, SSLevel); +} + +/** + * @brief Get internal SS input level + * @rmtoll CR1 SSI LL_SPI_GetInternalSSLevel + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_SS_LEVEL_HIGH + * @arg @ref LL_SPI_SS_LEVEL_LOW + */ +__STATIC_INLINE uint32_t LL_SPI_GetInternalSSLevel(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_SSI)); +} + +/** + * @brief Enable CRC computation on 33/17 bits + * @rmtoll CR1 CRC33_17 LL_SPI_EnableFullSizeCRC + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableFullSizeCRC(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_CRC33_17); +} + +/** + * @brief Disable CRC computation on 33/17 bits + * @rmtoll CR1 CRC33_17 LL_SPI_DisableFullSizeCRC + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableFullSizeCRC(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR1, SPI_CR1_CRC33_17); +} + +/** + * @brief Check if Enable CRC computation on 33/17 bits is enabled + * @rmtoll CR1 CRC33_17 LL_SPI_IsEnabledFullSizeCRC + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledFullSizeCRC(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CR1, SPI_CR1_CRC33_17) == (SPI_CR1_CRC33_17)) ? 1UL : 0UL); +} + +/** + * @brief Suspend an ongoing transfer for Master configuration + * @rmtoll CR1 CSUSP LL_SPI_SuspendMasterTransfer + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_SuspendMasterTransfer(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_CSUSP); +} + +/** + * @brief Start effective transfer on wire for Master configuration + * @rmtoll CR1 CSTART LL_SPI_StartMasterTransfer + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_StartMasterTransfer(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_CSTART); +} + +/** + * @brief Check if there is an unfinished master transfer + * @rmtoll CR1 CSTART LL_SPI_IsActiveMasterTransfer + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveMasterTransfer(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CR1, SPI_CR1_CSTART) == (SPI_CR1_CSTART)) ? 1UL : 0UL); +} + +/** + * @brief Enable Master Rx auto suspend in case of overrun + * @rmtoll CR1 MASRX LL_SPI_EnableMasterRxAutoSuspend + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableMasterRxAutoSuspend(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CR1, SPI_CR1_MASRX); +} + +/** + * @brief Disable Master Rx auto suspend in case of overrun + * @rmtoll CR1 MASRX LL_SPI_DisableMasterRxAutoSuspend + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableMasterRxAutoSuspend(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR1, SPI_CR1_MASRX); +} + +/** + * @brief Check if Master Rx auto suspend is activated + * @rmtoll CR1 MASRX LL_SPI_IsEnabledMasterRxAutoSuspend + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledMasterRxAutoSuspend(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CR1, SPI_CR1_MASRX) == (SPI_CR1_MASRX)) ? 1UL : 0UL); +} + +/** + * @brief Set Underrun behavior + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG1 UDRCFG LL_SPI_SetUDRConfiguration + * @param SPIx SPI Instance + * @param UDRConfig This parameter can be one of the following values: + * @arg @ref LL_SPI_UDR_CONFIG_REGISTER_PATTERN + * @arg @ref LL_SPI_UDR_CONFIG_LAST_RECEIVED + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetUDRConfiguration(SPI_TypeDef *SPIx, uint32_t UDRConfig) +{ + MODIFY_REG(SPIx->CFG1, SPI_CFG1_UDRCFG, UDRConfig); +} + +/** + * @brief Get Underrun behavior + * @rmtoll CFG1 UDRCFG LL_SPI_GetUDRConfiguration + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_UDR_CONFIG_REGISTER_PATTERN + * @arg @ref LL_SPI_UDR_CONFIG_LAST_RECEIVED + */ +__STATIC_INLINE uint32_t LL_SPI_GetUDRConfiguration(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG1, SPI_CFG1_UDRCFG)); +} + + +/** + * @brief Set Serial protocol used + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG2 SP LL_SPI_SetStandard + * @param SPIx SPI Instance + * @param Standard This parameter can be one of the following values: + * @arg @ref LL_SPI_PROTOCOL_MOTOROLA + * @arg @ref LL_SPI_PROTOCOL_TI + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_SP, Standard); +} + +/** + * @brief Get Serial protocol used + * @rmtoll CFG2 SP LL_SPI_GetStandard + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_PROTOCOL_MOTOROLA + * @arg @ref LL_SPI_PROTOCOL_TI + */ +__STATIC_INLINE uint32_t LL_SPI_GetStandard(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_SP)); +} + +/** + * @brief Set Clock phase + * @note This configuration can not be changed when SPI is enabled. + * This bit is not used in SPI TI mode. + * @rmtoll CFG2 CPHA LL_SPI_SetClockPhase + * @param SPIx SPI Instance + * @param ClockPhase This parameter can be one of the following values: + * @arg @ref LL_SPI_PHASE_1EDGE + * @arg @ref LL_SPI_PHASE_2EDGE + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetClockPhase(SPI_TypeDef *SPIx, uint32_t ClockPhase) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_CPHA, ClockPhase); +} + +/** + * @brief Get Clock phase + * @rmtoll CFG2 CPHA LL_SPI_GetClockPhase + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_PHASE_1EDGE + * @arg @ref LL_SPI_PHASE_2EDGE + */ +__STATIC_INLINE uint32_t LL_SPI_GetClockPhase(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_CPHA)); +} + +/** + * @brief Set Clock polarity + * @note This configuration can not be changed when SPI is enabled. + * This bit is not used in SPI TI mode. + * @rmtoll CFG2 CPOL LL_SPI_SetClockPolarity + * @param SPIx SPI Instance + * @param ClockPolarity This parameter can be one of the following values: + * @arg @ref LL_SPI_POLARITY_LOW + * @arg @ref LL_SPI_POLARITY_HIGH + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_CPOL, ClockPolarity); +} + +/** + * @brief Get Clock polarity + * @rmtoll CFG2 CPOL LL_SPI_GetClockPolarity + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_POLARITY_LOW + * @arg @ref LL_SPI_POLARITY_HIGH + */ +__STATIC_INLINE uint32_t LL_SPI_GetClockPolarity(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_CPOL)); +} + +/** + * @brief Set NSS polarity + * @note This configuration can not be changed when SPI is enabled. + * This bit is not used in SPI TI mode. + * @rmtoll CFG2 SSIOP LL_SPI_SetNSSPolarity + * @param SPIx SPI Instance + * @param NSSPolarity This parameter can be one of the following values: + * @arg @ref LL_SPI_NSS_POLARITY_LOW + * @arg @ref LL_SPI_NSS_POLARITY_HIGH + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetNSSPolarity(SPI_TypeDef *SPIx, uint32_t NSSPolarity) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_SSIOP, NSSPolarity); +} + +/** + * @brief Get NSS polarity + * @rmtoll CFG2 SSIOP LL_SPI_GetNSSPolarity + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_NSS_POLARITY_LOW + * @arg @ref LL_SPI_NSS_POLARITY_HIGH + */ +__STATIC_INLINE uint32_t LL_SPI_GetNSSPolarity(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_SSIOP)); +} + +/** + * @brief Set Baudrate Prescaler + * @note This configuration can not be changed when SPI is enabled. + * SPI BaudRate = fPCLK/Pescaler. + * @rmtoll CFG1 MBR LL_SPI_SetBaudRatePrescaler\n + * CFG1 BPASS LL_SPI_SetBaudRatePrescaler + * @param SPIx SPI Instance + * @param Baudrate This parameter can be one of the following values: + * @arg @ref LL_SPI_BAUDRATEPRESCALER_BYPASS + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetBaudRatePrescaler(SPI_TypeDef *SPIx, uint32_t Baudrate) +{ + MODIFY_REG(SPIx->CFG1, (SPI_CFG1_MBR | SPI_CFG1_BPASS), Baudrate); +} + +/** + * @brief Get Baudrate Prescaler + * @rmtoll CFG1 MBR LL_SPI_GetBaudRatePrescaler\n + * CFG1 BPASS LL_SPI_GetBaudRatePrescaler + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_BAUDRATEPRESCALER_BYPASS + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV2 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV4 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV8 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV16 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV32 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV64 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV128 + * @arg @ref LL_SPI_BAUDRATEPRESCALER_DIV256 + */ +__STATIC_INLINE uint32_t LL_SPI_GetBaudRatePrescaler(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG1, (SPI_CFG1_MBR | SPI_CFG1_BPASS))); +} + +/** + * @brief Set Transfer Bit Order + * @note This configuration can not be changed when SPI is enabled. + * This bit is not used in SPI TI mode. + * @rmtoll CFG2 LSBFRST LL_SPI_SetTransferBitOrder + * @param SPIx SPI Instance + * @param BitOrder This parameter can be one of the following values: + * @arg @ref LL_SPI_LSB_FIRST + * @arg @ref LL_SPI_MSB_FIRST + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetTransferBitOrder(SPI_TypeDef *SPIx, uint32_t BitOrder) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_LSBFRST, BitOrder); +} + +/** + * @brief Get Transfer Bit Order + * @rmtoll CFG2 LSBFRST LL_SPI_GetTransferBitOrder + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_LSB_FIRST + * @arg @ref LL_SPI_MSB_FIRST + */ +__STATIC_INLINE uint32_t LL_SPI_GetTransferBitOrder(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_LSBFRST)); +} + +/** + * @brief Set Transfer Mode + * @note This configuration can not be changed when SPI is enabled except for half duplex direction + * using LL_SPI_SetHalfDuplexDirection. + * @rmtoll CR1 HDDIR LL_SPI_SetTransferDirection\n + * CFG2 COMM LL_SPI_SetTransferDirection + * @param SPIx SPI Instance + * @param TransferDirection This parameter can be one of the following values: + * @arg @ref LL_SPI_FULL_DUPLEX + * @arg @ref LL_SPI_SIMPLEX_TX + * @arg @ref LL_SPI_SIMPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_TX + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetTransferDirection(SPI_TypeDef *SPIx, uint32_t TransferDirection) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_HDDIR, TransferDirection & SPI_CR1_HDDIR); + MODIFY_REG(SPIx->CFG2, SPI_CFG2_COMM, TransferDirection & SPI_CFG2_COMM); +} + +/** + * @brief Get Transfer Mode + * @rmtoll CR1 HDDIR LL_SPI_GetTransferDirection\n + * CFG2 COMM LL_SPI_GetTransferDirection + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_FULL_DUPLEX + * @arg @ref LL_SPI_SIMPLEX_TX + * @arg @ref LL_SPI_SIMPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_TX + */ +__STATIC_INLINE uint32_t LL_SPI_GetTransferDirection(const SPI_TypeDef *SPIx) +{ + uint32_t Hddir = READ_BIT(SPIx->CR1, SPI_CR1_HDDIR); + uint32_t Comm = READ_BIT(SPIx->CFG2, SPI_CFG2_COMM); + return (Hddir | Comm); +} + +/** + * @brief Set direction for Half-Duplex Mode + * @note In master mode the MOSI pin is used and in slave mode the MISO pin is used for Half-Duplex. + * @rmtoll CR1 HDDIR LL_SPI_SetHalfDuplexDirection + * @param SPIx SPI Instance + * @param HalfDuplexDirection This parameter can be one of the following values: + * @arg @ref LL_SPI_HALF_DUPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_TX + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetHalfDuplexDirection(SPI_TypeDef *SPIx, uint32_t HalfDuplexDirection) +{ + MODIFY_REG(SPIx->CR1, SPI_CR1_HDDIR, HalfDuplexDirection & SPI_CR1_HDDIR); +} + +/** + * @brief Get direction for Half-Duplex Mode + * @note In master mode the MOSI pin is used and in slave mode the MISO pin is used for Half-Duplex. + * @rmtoll CR1 HDDIR LL_SPI_GetHalfDuplexDirection + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_HALF_DUPLEX_RX + * @arg @ref LL_SPI_HALF_DUPLEX_TX + */ +__STATIC_INLINE uint32_t LL_SPI_GetHalfDuplexDirection(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CR1, SPI_CR1_HDDIR) | SPI_CFG2_COMM); +} + +/** + * @brief Set Frame Data Size + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG1 DSIZE LL_SPI_SetDataWidth + * @param SPIx SPI Instance + * @param DataWidth This parameter can be one of the following values: + * @arg @ref LL_SPI_DATAWIDTH_4BIT + * @arg @ref LL_SPI_DATAWIDTH_5BIT + * @arg @ref LL_SPI_DATAWIDTH_6BIT + * @arg @ref LL_SPI_DATAWIDTH_7BIT + * @arg @ref LL_SPI_DATAWIDTH_8BIT + * @arg @ref LL_SPI_DATAWIDTH_9BIT + * @arg @ref LL_SPI_DATAWIDTH_10BIT + * @arg @ref LL_SPI_DATAWIDTH_11BIT + * @arg @ref LL_SPI_DATAWIDTH_12BIT + * @arg @ref LL_SPI_DATAWIDTH_13BIT + * @arg @ref LL_SPI_DATAWIDTH_14BIT + * @arg @ref LL_SPI_DATAWIDTH_15BIT + * @arg @ref LL_SPI_DATAWIDTH_16BIT + * @arg @ref LL_SPI_DATAWIDTH_17BIT + * @arg @ref LL_SPI_DATAWIDTH_18BIT + * @arg @ref LL_SPI_DATAWIDTH_19BIT + * @arg @ref LL_SPI_DATAWIDTH_20BIT + * @arg @ref LL_SPI_DATAWIDTH_21BIT + * @arg @ref LL_SPI_DATAWIDTH_22BIT + * @arg @ref LL_SPI_DATAWIDTH_23BIT + * @arg @ref LL_SPI_DATAWIDTH_24BIT + * @arg @ref LL_SPI_DATAWIDTH_25BIT + * @arg @ref LL_SPI_DATAWIDTH_26BIT + * @arg @ref LL_SPI_DATAWIDTH_27BIT + * @arg @ref LL_SPI_DATAWIDTH_28BIT + * @arg @ref LL_SPI_DATAWIDTH_29BIT + * @arg @ref LL_SPI_DATAWIDTH_30BIT + * @arg @ref LL_SPI_DATAWIDTH_31BIT + * @arg @ref LL_SPI_DATAWIDTH_32BIT + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetDataWidth(SPI_TypeDef *SPIx, uint32_t DataWidth) +{ + MODIFY_REG(SPIx->CFG1, SPI_CFG1_DSIZE, DataWidth); +} + +/** + * @brief Get Frame Data Size + * @rmtoll CFG1 DSIZE LL_SPI_GetDataWidth + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_DATAWIDTH_4BIT + * @arg @ref LL_SPI_DATAWIDTH_5BIT + * @arg @ref LL_SPI_DATAWIDTH_6BIT + * @arg @ref LL_SPI_DATAWIDTH_7BIT + * @arg @ref LL_SPI_DATAWIDTH_8BIT + * @arg @ref LL_SPI_DATAWIDTH_9BIT + * @arg @ref LL_SPI_DATAWIDTH_10BIT + * @arg @ref LL_SPI_DATAWIDTH_11BIT + * @arg @ref LL_SPI_DATAWIDTH_12BIT + * @arg @ref LL_SPI_DATAWIDTH_13BIT + * @arg @ref LL_SPI_DATAWIDTH_14BIT + * @arg @ref LL_SPI_DATAWIDTH_15BIT + * @arg @ref LL_SPI_DATAWIDTH_16BIT + * @arg @ref LL_SPI_DATAWIDTH_17BIT + * @arg @ref LL_SPI_DATAWIDTH_18BIT + * @arg @ref LL_SPI_DATAWIDTH_19BIT + * @arg @ref LL_SPI_DATAWIDTH_20BIT + * @arg @ref LL_SPI_DATAWIDTH_21BIT + * @arg @ref LL_SPI_DATAWIDTH_22BIT + * @arg @ref LL_SPI_DATAWIDTH_23BIT + * @arg @ref LL_SPI_DATAWIDTH_24BIT + * @arg @ref LL_SPI_DATAWIDTH_25BIT + * @arg @ref LL_SPI_DATAWIDTH_26BIT + * @arg @ref LL_SPI_DATAWIDTH_27BIT + * @arg @ref LL_SPI_DATAWIDTH_28BIT + * @arg @ref LL_SPI_DATAWIDTH_29BIT + * @arg @ref LL_SPI_DATAWIDTH_30BIT + * @arg @ref LL_SPI_DATAWIDTH_31BIT + * @arg @ref LL_SPI_DATAWIDTH_32BIT + */ +__STATIC_INLINE uint32_t LL_SPI_GetDataWidth(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG1, SPI_CFG1_DSIZE)); +} + +/** + * @brief Set threshold of FIFO that triggers a transfer event + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG1 FTHLV LL_SPI_SetFIFOThreshold + * @param SPIx SPI Instance + * @param Threshold This parameter can be one of the following values: + * @arg @ref LL_SPI_FIFO_TH_01DATA + * @arg @ref LL_SPI_FIFO_TH_02DATA + * @arg @ref LL_SPI_FIFO_TH_03DATA + * @arg @ref LL_SPI_FIFO_TH_04DATA + * @arg @ref LL_SPI_FIFO_TH_05DATA + * @arg @ref LL_SPI_FIFO_TH_06DATA + * @arg @ref LL_SPI_FIFO_TH_07DATA + * @arg @ref LL_SPI_FIFO_TH_08DATA + * @arg @ref LL_SPI_FIFO_TH_09DATA + * @arg @ref LL_SPI_FIFO_TH_10DATA + * @arg @ref LL_SPI_FIFO_TH_11DATA + * @arg @ref LL_SPI_FIFO_TH_12DATA + * @arg @ref LL_SPI_FIFO_TH_13DATA + * @arg @ref LL_SPI_FIFO_TH_14DATA + * @arg @ref LL_SPI_FIFO_TH_15DATA + * @arg @ref LL_SPI_FIFO_TH_16DATA + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetFIFOThreshold(SPI_TypeDef *SPIx, uint32_t Threshold) +{ + MODIFY_REG(SPIx->CFG1, SPI_CFG1_FTHLV, Threshold); +} + +/** + * @brief Get threshold of FIFO that triggers a transfer event + * @rmtoll CFG1 FTHLV LL_SPI_GetFIFOThreshold + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_FIFO_TH_01DATA + * @arg @ref LL_SPI_FIFO_TH_02DATA + * @arg @ref LL_SPI_FIFO_TH_03DATA + * @arg @ref LL_SPI_FIFO_TH_04DATA + * @arg @ref LL_SPI_FIFO_TH_05DATA + * @arg @ref LL_SPI_FIFO_TH_06DATA + * @arg @ref LL_SPI_FIFO_TH_07DATA + * @arg @ref LL_SPI_FIFO_TH_08DATA + * @arg @ref LL_SPI_FIFO_TH_09DATA + * @arg @ref LL_SPI_FIFO_TH_10DATA + * @arg @ref LL_SPI_FIFO_TH_11DATA + * @arg @ref LL_SPI_FIFO_TH_12DATA + * @arg @ref LL_SPI_FIFO_TH_13DATA + * @arg @ref LL_SPI_FIFO_TH_14DATA + * @arg @ref LL_SPI_FIFO_TH_15DATA + * @arg @ref LL_SPI_FIFO_TH_16DATA + */ +__STATIC_INLINE uint32_t LL_SPI_GetFIFOThreshold(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG1, SPI_CFG1_FTHLV)); +} + +/** + * @brief Enable CRC + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG1 CRCEN LL_SPI_EnableCRC + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableCRC(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CFG1, SPI_CFG1_CRCEN); +} + +/** + * @brief Disable CRC + * @rmtoll CFG1 CRCEN LL_SPI_DisableCRC + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableCRC(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CFG1, SPI_CFG1_CRCEN); +} + +/** + * @brief Check if CRC is enabled + * @rmtoll CFG1 CRCEN LL_SPI_IsEnabledCRC + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledCRC(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CFG1, SPI_CFG1_CRCEN) == SPI_CFG1_CRCEN) ? 1UL : 0UL); +} + +/** + * @brief Set CRC Length + * @note This configuration can not be changed when SPI is enabled. + * @rmtoll CFG1 CRCSIZE LL_SPI_SetCRCWidth + * @param SPIx SPI Instance + * @param CRCLength This parameter can be one of the following values: + * @arg @ref LL_SPI_CRC_4BIT + * @arg @ref LL_SPI_CRC_5BIT + * @arg @ref LL_SPI_CRC_6BIT + * @arg @ref LL_SPI_CRC_7BIT + * @arg @ref LL_SPI_CRC_8BIT + * @arg @ref LL_SPI_CRC_9BIT + * @arg @ref LL_SPI_CRC_10BIT + * @arg @ref LL_SPI_CRC_11BIT + * @arg @ref LL_SPI_CRC_12BIT + * @arg @ref LL_SPI_CRC_13BIT + * @arg @ref LL_SPI_CRC_14BIT + * @arg @ref LL_SPI_CRC_15BIT + * @arg @ref LL_SPI_CRC_16BIT + * @arg @ref LL_SPI_CRC_17BIT + * @arg @ref LL_SPI_CRC_18BIT + * @arg @ref LL_SPI_CRC_19BIT + * @arg @ref LL_SPI_CRC_20BIT + * @arg @ref LL_SPI_CRC_21BIT + * @arg @ref LL_SPI_CRC_22BIT + * @arg @ref LL_SPI_CRC_23BIT + * @arg @ref LL_SPI_CRC_24BIT + * @arg @ref LL_SPI_CRC_25BIT + * @arg @ref LL_SPI_CRC_26BIT + * @arg @ref LL_SPI_CRC_27BIT + * @arg @ref LL_SPI_CRC_28BIT + * @arg @ref LL_SPI_CRC_29BIT + * @arg @ref LL_SPI_CRC_30BIT + * @arg @ref LL_SPI_CRC_31BIT + * @arg @ref LL_SPI_CRC_32BIT + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetCRCWidth(SPI_TypeDef *SPIx, uint32_t CRCLength) +{ + MODIFY_REG(SPIx->CFG1, SPI_CFG1_CRCSIZE, CRCLength); +} + +/** + * @brief Get CRC Length + * @rmtoll CFG1 CRCSIZE LL_SPI_GetCRCWidth + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_CRC_4BIT + * @arg @ref LL_SPI_CRC_5BIT + * @arg @ref LL_SPI_CRC_6BIT + * @arg @ref LL_SPI_CRC_7BIT + * @arg @ref LL_SPI_CRC_8BIT + * @arg @ref LL_SPI_CRC_9BIT + * @arg @ref LL_SPI_CRC_10BIT + * @arg @ref LL_SPI_CRC_11BIT + * @arg @ref LL_SPI_CRC_12BIT + * @arg @ref LL_SPI_CRC_13BIT + * @arg @ref LL_SPI_CRC_14BIT + * @arg @ref LL_SPI_CRC_15BIT + * @arg @ref LL_SPI_CRC_16BIT + * @arg @ref LL_SPI_CRC_17BIT + * @arg @ref LL_SPI_CRC_18BIT + * @arg @ref LL_SPI_CRC_19BIT + * @arg @ref LL_SPI_CRC_20BIT + * @arg @ref LL_SPI_CRC_21BIT + * @arg @ref LL_SPI_CRC_22BIT + * @arg @ref LL_SPI_CRC_23BIT + * @arg @ref LL_SPI_CRC_24BIT + * @arg @ref LL_SPI_CRC_25BIT + * @arg @ref LL_SPI_CRC_26BIT + * @arg @ref LL_SPI_CRC_27BIT + * @arg @ref LL_SPI_CRC_28BIT + * @arg @ref LL_SPI_CRC_29BIT + * @arg @ref LL_SPI_CRC_30BIT + * @arg @ref LL_SPI_CRC_31BIT + * @arg @ref LL_SPI_CRC_32BIT + */ +__STATIC_INLINE uint32_t LL_SPI_GetCRCWidth(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG1, SPI_CFG1_CRCSIZE)); +} + +/** + * @brief Set NSS Mode + * @note This configuration can not be changed when SPI is enabled. + * This bit is not used in SPI TI mode. + * @rmtoll CFG2 SSM LL_SPI_SetNSSMode\n + * CFG2 SSOE LL_SPI_SetNSSMode + * @param SPIx SPI Instance + * @param NSS This parameter can be one of the following values: + * @arg @ref LL_SPI_NSS_SOFT + * @arg @ref LL_SPI_NSS_HARD_INPUT + * @arg @ref LL_SPI_NSS_HARD_OUTPUT + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetNSSMode(SPI_TypeDef *SPIx, uint32_t NSS) +{ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_SSM | SPI_CFG2_SSOE, NSS); +} + +/** + * @brief Set NSS Mode + * @rmtoll CFG2 SSM LL_SPI_GetNSSMode\n + * CFG2 SSOE LL_SPI_GetNSSMode + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_NSS_SOFT + * @arg @ref LL_SPI_NSS_HARD_INPUT + * @arg @ref LL_SPI_NSS_HARD_OUTPUT + */ +__STATIC_INLINE uint32_t LL_SPI_GetNSSMode(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->CFG2, SPI_CFG2_SSM | SPI_CFG2_SSOE)); +} + +/** + * @brief Enable NSS pulse mgt + * @note This configuration can not be changed when SPI is enabled. + * This bit is not used in SPI TI mode. + * @rmtoll CFG2 SSOM LL_SPI_EnableNSSPulseMgt + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableNSSPulseMgt(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CFG2, SPI_CFG2_SSOM); +} + +/** + * @brief Disable NSS pulse mgt + * @note This configuration can not be changed when SPI is enabled. + * This bit is not used in SPI TI mode. + * @rmtoll CFG2 SSOM LL_SPI_DisableNSSPulseMgt + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableNSSPulseMgt(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CFG2, SPI_CFG2_SSOM); +} + +/** + * @brief Check if NSS pulse is enabled + * @rmtoll CFG2 SSOM LL_SPI_IsEnabledNSSPulse + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledNSSPulse(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CFG2, SPI_CFG2_SSOM) == SPI_CFG2_SSOM) ? 1UL : 0UL); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Check if there is enough data in FIFO to read a full packet + * @rmtoll SR RXP LL_SPI_IsActiveFlag_RXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_RXP(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_RXP) == (SPI_SR_RXP)) ? 1UL : 0UL); +} + +/** + * @brief Check if there is enough space in FIFO to hold a full packet + * @rmtoll SR TXP LL_SPI_IsActiveFlag_TXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_TXP(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_TXP) == (SPI_SR_TXP)) ? 1UL : 0UL); +} + +/** + * @brief Check if there enough space in FIFO to hold a full packet, AND enough data to read a full packet + * @rmtoll SR DXP LL_SPI_IsActiveFlag_DXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_DXP(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_DXP) == (SPI_SR_DXP)) ? 1UL : 0UL); +} + +/** + * @brief Check that end of transfer event occurred + * @rmtoll SR EOT LL_SPI_IsActiveFlag_EOT + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_EOT(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_EOT) == (SPI_SR_EOT)) ? 1UL : 0UL); +} + +/** + * @brief Check that all required data has been filled in the fifo according to transfer size + * @rmtoll SR TXTF LL_SPI_IsActiveFlag_TXTF + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_TXTF(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_TXTF) == (SPI_SR_TXTF)) ? 1UL : 0UL); +} + +/** + * @brief Get Underrun error flag + * @rmtoll SR UDR LL_SPI_IsActiveFlag_UDR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_UDR(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_UDR) == (SPI_SR_UDR)) ? 1UL : 0UL); +} + +/** + * @brief Get CRC error flag + * @rmtoll SR CRCE LL_SPI_IsActiveFlag_CRCERR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_CRCERR(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_CRCE) == (SPI_SR_CRCE)) ? 1UL : 0UL); +} + +/** + * @brief Get Mode fault error flag + * @rmtoll SR MODF LL_SPI_IsActiveFlag_MODF + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_MODF(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_MODF) == (SPI_SR_MODF)) ? 1UL : 0UL); +} + +/** + * @brief Get Overrun error flag + * @rmtoll SR OVR LL_SPI_IsActiveFlag_OVR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_OVR(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_OVR) == (SPI_SR_OVR)) ? 1UL : 0UL); +} + +/** + * @brief Get TI Frame format error flag + * @rmtoll SR TIFRE LL_SPI_IsActiveFlag_FRE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_FRE(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_TIFRE) == (SPI_SR_TIFRE)) ? 1UL : 0UL); +} + +/** + * @brief Check if a suspend operation is done + * @rmtoll SR SUSP LL_SPI_IsActiveFlag_SUSP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_SUSP(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_SUSP) == (SPI_SR_SUSP)) ? 1UL : 0UL); +} + +/** + * @brief Check if last TxFIFO or CRC frame transmission is completed + * @rmtoll SR TXC LL_SPI_IsActiveFlag_TXC + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_TXC(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_TXC) == (SPI_SR_TXC)) ? 1UL : 0UL); +} + +/** + * @brief Check if at least one 32-bit data is available in RxFIFO + * @rmtoll SR RXWNE LL_SPI_IsActiveFlag_RXWNE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsActiveFlag_RXWNE(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->SR, SPI_SR_RXWNE) == (SPI_SR_RXWNE)) ? 1UL : 0UL); +} + +/** + * @brief Get number of data framed remaining in current TSIZE + * @rmtoll SR CTSIZE LL_SPI_GetRemainingDataFrames + * @param SPIx SPI Instance + * @retval 0..0xFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetRemainingDataFrames(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->SR, SPI_SR_CTSIZE) >> SPI_SR_CTSIZE_Pos); +} + +/** + * @brief Get RxFIFO packing Level + * @rmtoll SR RXPLVL LL_SPI_GetRxFIFOPackingLevel + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_SPI_RX_FIFO_0PACKET + * @arg @ref LL_SPI_RX_FIFO_1PACKET + * @arg @ref LL_SPI_RX_FIFO_2PACKET + * @arg @ref LL_SPI_RX_FIFO_3PACKET + */ +__STATIC_INLINE uint32_t LL_SPI_GetRxFIFOPackingLevel(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->SR, SPI_SR_RXPLVL)); +} + +/** + * @brief Clear End Of Transfer flag + * @rmtoll IFCR EOTC LL_SPI_ClearFlag_EOT + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_EOT(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_EOTC); +} + +/** + * @brief Clear TXTF flag + * @rmtoll IFCR TXTFC LL_SPI_ClearFlag_TXTF + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_TXTF(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_TXTFC); +} + +/** + * @brief Clear Underrun error flag + * @rmtoll IFCR UDRC LL_SPI_ClearFlag_UDR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_UDR(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_UDRC); +} + +/** + * @brief Clear Overrun error flag + * @rmtoll IFCR OVRC LL_SPI_ClearFlag_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_OVR(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_OVRC); +} + +/** + * @brief Clear CRC error flag + * @rmtoll IFCR CRCEC LL_SPI_ClearFlag_CRCERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_CRCERR(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_CRCEC); +} + +/** + * @brief Clear Mode fault error flag + * @rmtoll IFCR MODFC LL_SPI_ClearFlag_MODF + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_MODF(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_MODFC); +} + +/** + * @brief Clear Frame format error flag + * @rmtoll IFCR TIFREC LL_SPI_ClearFlag_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_FRE(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_TIFREC); +} + +/** + * @brief Clear SUSP flag + * @rmtoll IFCR SUSPC LL_SPI_ClearFlag_SUSP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_ClearFlag_SUSP(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IFCR, SPI_IFCR_SUSPC); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable Rx Packet available IT + * @rmtoll IER RXPIE LL_SPI_EnableIT_RXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_RXP(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_RXPIE); +} + +/** + * @brief Enable Tx Packet space available IT + * @rmtoll IER TXPIE LL_SPI_EnableIT_TXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_TXP(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_TXPIE); +} + +/** + * @brief Enable Duplex Packet available IT + * @rmtoll IER DXPIE LL_SPI_EnableIT_DXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_DXP(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_DXPIE); +} + +/** + * @brief Enable End Of Transfer IT + * @rmtoll IER EOTIE LL_SPI_EnableIT_EOT + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_EOT(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_EOTIE); +} + +/** + * @brief Enable TXTF IT + * @rmtoll IER TXTFIE LL_SPI_EnableIT_TXTF + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_TXTF(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_TXTFIE); +} + +/** + * @brief Enable Underrun IT + * @rmtoll IER UDRIE LL_SPI_EnableIT_UDR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_UDR(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_UDRIE); +} + +/** + * @brief Enable Overrun IT + * @rmtoll IER OVRIE LL_SPI_EnableIT_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_OVR(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_OVRIE); +} + +/** + * @brief Enable CRC Error IT + * @rmtoll IER CRCEIE LL_SPI_EnableIT_CRCERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_CRCERR(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_CRCEIE); +} + +/** + * @brief Enable TI Frame Format Error IT + * @rmtoll IER TIFREIE LL_SPI_EnableIT_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_FRE(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_TIFREIE); +} + +/** + * @brief Enable MODF IT + * @rmtoll IER MODFIE LL_SPI_EnableIT_MODF + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableIT_MODF(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->IER, SPI_IER_MODFIE); +} + +/** + * @brief Disable Rx Packet available IT + * @rmtoll IER RXPIE LL_SPI_DisableIT_RXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_RXP(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_RXPIE); +} + +/** + * @brief Disable Tx Packet space available IT + * @rmtoll IER TXPIE LL_SPI_DisableIT_TXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_TXP(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_TXPIE); +} + +/** + * @brief Disable Duplex Packet available IT + * @rmtoll IER DXPIE LL_SPI_DisableIT_DXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_DXP(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_DXPIE); +} + +/** + * @brief Disable End Of Transfer IT + * @rmtoll IER EOTIE LL_SPI_DisableIT_EOT + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_EOT(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_EOTIE); +} + +/** + * @brief Disable TXTF IT + * @rmtoll IER TXTFIE LL_SPI_DisableIT_TXTF + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_TXTF(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_TXTFIE); +} + +/** + * @brief Disable Underrun IT + * @rmtoll IER UDRIE LL_SPI_DisableIT_UDR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_UDR(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_UDRIE); +} + +/** + * @brief Disable Overrun IT + * @rmtoll IER OVRIE LL_SPI_DisableIT_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_OVR(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_OVRIE); +} + +/** + * @brief Disable CRC Error IT + * @rmtoll IER CRCEIE LL_SPI_DisableIT_CRCERR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_CRCERR(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_CRCEIE); +} + +/** + * @brief Disable TI Frame Format Error IT + * @rmtoll IER TIFREIE LL_SPI_DisableIT_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_FRE(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_TIFREIE); +} + +/** + * @brief Disable MODF IT + * @rmtoll IER MODFIE LL_SPI_DisableIT_MODF + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableIT_MODF(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->IER, SPI_IER_MODFIE); +} + +/** + * @brief Check if Rx Packet available IT is enabled + * @rmtoll IER RXPIE LL_SPI_IsEnabledIT_RXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_RXP(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_RXPIE) == (SPI_IER_RXPIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if Tx Packet space available IT is enabled + * @rmtoll IER TXPIE LL_SPI_IsEnabledIT_TXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_TXP(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_TXPIE) == (SPI_IER_TXPIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if Duplex Packet available IT is enabled + * @rmtoll IER DXPIE LL_SPI_IsEnabledIT_DXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_DXP(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_DXPIE) == (SPI_IER_DXPIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if End Of Transfer IT is enabled + * @rmtoll IER EOTIE LL_SPI_IsEnabledIT_EOT + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_EOT(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_EOTIE) == (SPI_IER_EOTIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if TXTF IT is enabled + * @rmtoll IER TXTFIE LL_SPI_IsEnabledIT_TXTF + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_TXTF(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_TXTFIE) == (SPI_IER_TXTFIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if Underrun IT is enabled + * @rmtoll IER UDRIE LL_SPI_IsEnabledIT_UDR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_UDR(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_UDRIE) == (SPI_IER_UDRIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if Overrun IT is enabled + * @rmtoll IER OVRIE LL_SPI_IsEnabledIT_OVR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_OVR(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_OVRIE) == (SPI_IER_OVRIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if CRC Error IT is enabled + * @rmtoll IER CRCEIE LL_SPI_IsEnabledIT_CRCERR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_CRCERR(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_CRCEIE) == (SPI_IER_CRCEIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if TI Frame Format Error IT is enabled + * @rmtoll IER TIFREIE LL_SPI_IsEnabledIT_FRE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_FRE(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_TIFREIE) == (SPI_IER_TIFREIE)) ? 1UL : 0UL); +} + +/** + * @brief Check if MODF IT is enabled + * @rmtoll IER MODFIE LL_SPI_IsEnabledIT_MODF + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledIT_MODF(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->IER, SPI_IER_MODFIE) == (SPI_IER_MODFIE)) ? 1UL : 0UL); +} + +/** + * @} + */ + +/** @defgroup SPI_LL_EF_DMA_Management DMA Management + * @{ + */ + +/** + * @brief Enable DMA Rx + * @rmtoll CFG1 RXDMAEN LL_SPI_EnableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableDMAReq_RX(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CFG1, SPI_CFG1_RXDMAEN); +} + +/** + * @brief Disable DMA Rx + * @rmtoll CFG1 RXDMAEN LL_SPI_DisableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableDMAReq_RX(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CFG1, SPI_CFG1_RXDMAEN); +} + +/** + * @brief Check if DMA Rx is enabled + * @rmtoll CFG1 RXDMAEN LL_SPI_IsEnabledDMAReq_RX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_RX(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CFG1, SPI_CFG1_RXDMAEN) == (SPI_CFG1_RXDMAEN)) ? 1UL : 0UL); +} + +/** + * @brief Enable DMA Tx + * @rmtoll CFG1 TXDMAEN LL_SPI_EnableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_EnableDMAReq_TX(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->CFG1, SPI_CFG1_TXDMAEN); +} + +/** + * @brief Disable DMA Tx + * @rmtoll CFG1 TXDMAEN LL_SPI_DisableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_SPI_DisableDMAReq_TX(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CFG1, SPI_CFG1_TXDMAEN); +} + +/** + * @brief Check if DMA Tx is enabled + * @rmtoll CFG1 TXDMAEN LL_SPI_IsEnabledDMAReq_TX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_SPI_IsEnabledDMAReq_TX(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->CFG1, SPI_CFG1_TXDMAEN) == (SPI_CFG1_TXDMAEN)) ? 1UL : 0UL); +} +/** + * @brief Get the data register address used for DMA transfer + * @rmtoll TXDR TXDR LL_SPI_DMA_GetTxRegAddr + * @param SPIx SPI Instance + * @retval Address of data register + */ +__STATIC_INLINE uint32_t LL_SPI_DMA_GetTxRegAddr(const SPI_TypeDef *SPIx) +{ + return (uint32_t) &(SPIx->TXDR); +} + +/** + * @brief Get the data register address used for DMA transfer + * @rmtoll RXDR RXDR LL_SPI_DMA_GetRxRegAddr + * @param SPIx SPI Instance + * @retval Address of data register + */ +__STATIC_INLINE uint32_t LL_SPI_DMA_GetRxRegAddr(const SPI_TypeDef *SPIx) +{ + return (uint32_t) &(SPIx->RXDR); +} +/** + * @} + */ + +/** @defgroup SPI_LL_EF_DATA_Management DATA_Management + * @{ + */ + +/** + * @brief Read Data Register + * @rmtoll RXDR . LL_SPI_ReceiveData8 + * @param SPIx SPI Instance + * @retval 0..0xFF + */ +__STATIC_INLINE uint8_t LL_SPI_ReceiveData8(SPI_TypeDef *SPIx) /* Derogation MISRAC2012-Rule-8.13 */ +{ + return (*((__IO uint8_t *)&SPIx->RXDR)); +} + +/** + * @brief Read Data Register + * @rmtoll RXDR . LL_SPI_ReceiveData16 + * @param SPIx SPI Instance + * @retval 0..0xFFFF + */ +__STATIC_INLINE uint16_t LL_SPI_ReceiveData16(SPI_TypeDef *SPIx) /* Derogation MISRAC2012-Rule-8.13 */ +{ +#if defined (__GNUC__) + __IO uint16_t *spirxdr = (__IO uint16_t *)(&(SPIx->RXDR)); + return (*spirxdr); +#else + return (*((__IO uint16_t *)&SPIx->RXDR)); +#endif /* __GNUC__ */ +} + +/** + * @brief Read Data Register + * @rmtoll RXDR . LL_SPI_ReceiveData32 + * @param SPIx SPI Instance + * @retval 0..0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_ReceiveData32(SPI_TypeDef *SPIx) /* Derogation MISRAC2012-Rule-8.13 */ +{ + return (*((__IO uint32_t *)&SPIx->RXDR)); +} + +/** + * @brief Write Data Register + * @rmtoll TXDR . LL_SPI_TransmitData8 + * @param SPIx SPI Instance + * @param TxData 0..0xFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_TransmitData8(SPI_TypeDef *SPIx, uint8_t TxData) +{ + *((__IO uint8_t *)&SPIx->TXDR) = TxData; +} + +/** + * @brief Write Data Register + * @rmtoll TXDR . LL_SPI_TransmitData16 + * @param SPIx SPI Instance + * @param TxData 0..0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData) +{ +#if defined (__GNUC__) + __IO uint16_t *spitxdr = ((__IO uint16_t *)&SPIx->TXDR); + *spitxdr = TxData; +#else + *((__IO uint16_t *)&SPIx->TXDR) = TxData; +#endif /* __GNUC__ */ +} + +/** + * @brief Write Data Register + * @rmtoll TXDR . LL_SPI_TransmitData32 + * @param SPIx SPI Instance + * @param TxData 0..0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_TransmitData32(SPI_TypeDef *SPIx, uint32_t TxData) +{ + *((__IO uint32_t *)&SPIx->TXDR) = TxData; +} + +/** + * @brief Set polynomial for CRC calcul + * @rmtoll CRCPOLY CRCPOLY LL_SPI_SetCRCPolynomial + * @param SPIx SPI Instance + * @param CRCPoly 0..0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetCRCPolynomial(SPI_TypeDef *SPIx, uint32_t CRCPoly) +{ + WRITE_REG(SPIx->CRCPOLY, CRCPoly); +} + +/** + * @brief Get polynomial for CRC calcul + * @rmtoll CRCPOLY CRCPOLY LL_SPI_GetCRCPolynomial + * @param SPIx SPI Instance + * @retval 0..0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetCRCPolynomial(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_REG(SPIx->CRCPOLY)); +} + +/** + * @brief Set the underrun pattern + * @rmtoll UDRDR UDRDR LL_SPI_SetUDRPattern + * @param SPIx SPI Instance + * @param Pattern 0..0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_SPI_SetUDRPattern(SPI_TypeDef *SPIx, uint32_t Pattern) +{ + WRITE_REG(SPIx->UDRDR, Pattern); +} + +/** + * @brief Get the underrun pattern + * @rmtoll UDRDR UDRDR LL_SPI_GetUDRPattern + * @param SPIx SPI Instance + * @retval 0..0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetUDRPattern(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_REG(SPIx->UDRDR)); +} + +/** + * @brief Get Rx CRC + * @rmtoll RXCRCR RXCRC LL_SPI_GetRxCRC + * @param SPIx SPI Instance + * @retval 0..0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetRxCRC(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_REG(SPIx->RXCRC)); +} + +/** + * @brief Get Tx CRC + * @rmtoll TXCRCR TXCRC LL_SPI_GetTxCRC + * @param SPIx SPI Instance + * @retval 0..0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_SPI_GetTxCRC(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_REG(SPIx->TXCRC)); +} + +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup SPI_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_SPI_DeInit(const SPI_TypeDef *SPIx); +ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct); +void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ +/** + * @} + */ +/** + * @} + */ + +/** @defgroup I2S_LL I2S + * @{ + */ + +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ + +/* Exported types ------------------------------------------------------------*/ +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup I2S_LL_ES_INIT I2S Exported Init structure + * @{ + */ + +/** + * @brief I2S Init structure definition + */ + +typedef struct +{ + uint32_t Mode; /*!< Specifies the I2S operating mode. + This parameter can be a value of @ref I2S_LL_EC_MODE + + This feature can be modified afterwards using unitary function + @ref LL_I2S_SetTransferMode().*/ + + uint32_t Standard; /*!< Specifies the standard used for the I2S communication. + This parameter can be a value of @ref I2S_LL_EC_STANDARD + + This feature can be modified afterwards using unitary function + @ref LL_I2S_SetStandard().*/ + + + uint32_t DataFormat; /*!< Specifies the data format for the I2S communication. + This parameter can be a value of @ref I2S_LL_EC_DATA_FORMAT + + This feature can be modified afterwards using unitary function + @ref LL_I2S_SetDataFormat().*/ + + + uint32_t MCLKOutput; /*!< Specifies whether the I2S MCLK output is enabled or not. + This parameter can be a value of @ref I2S_LL_EC_MCLK_OUTPUT + + This feature can be modified afterwards using unitary functions + @ref LL_I2S_EnableMasterClock() or @ref LL_I2S_DisableMasterClock.*/ + + + uint32_t AudioFreq; /*!< Specifies the frequency selected for the I2S communication. + This parameter can be a value of @ref I2S_LL_EC_AUDIO_FREQ + + Audio Frequency can be modified afterwards using Reference manual formulas + to calculate Prescaler Linear, Parity and unitary functions + @ref LL_I2S_SetPrescalerLinear() and @ref LL_I2S_SetPrescalerParity() + to set it.*/ + + + uint32_t ClockPolarity; /*!< Specifies the idle state of the I2S clock. + This parameter can be a value of @ref I2S_LL_EC_POLARITY + + This feature can be modified afterwards using unitary function + @ref LL_I2S_SetClockPolarity().*/ + +} LL_I2S_InitTypeDef; + +/** + * @} + */ +#endif /*USE_FULL_LL_DRIVER*/ + +/* Exported constants --------------------------------------------------------*/ +/** @defgroup I2S_LL_Exported_Constants I2S Exported Constants + * @{ + */ + +/** @defgroup I2S_LL_EC_DATA_FORMAT Data Format + * @{ + */ +#define LL_I2S_DATAFORMAT_16B (0x00000000UL) +#define LL_I2S_DATAFORMAT_16B_EXTENDED (SPI_I2SCFGR_CHLEN) +#define LL_I2S_DATAFORMAT_24B (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_0) +#define LL_I2S_DATAFORMAT_24B_LEFT_ALIGNED (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_0 | SPI_I2SCFGR_DATFMT) +#define LL_I2S_DATAFORMAT_32B (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN_1) +/** + * @} + */ + +/** @defgroup I2S_LL_EC_CHANNEL_LENGTH_TYPE Type of Channel Length + * @{ + */ +#define LL_I2S_SLAVE_VARIABLE_CH_LENGTH (0x00000000UL) +#define LL_I2S_SLAVE_FIXED_CH_LENGTH (SPI_I2SCFGR_FIXCH) +/** + * @} + */ + +/** @defgroup I2S_LL_EC_POLARITY Clock Polarity + * @{ + */ +#define LL_I2S_POLARITY_LOW (0x00000000UL) +#define LL_I2S_POLARITY_HIGH (SPI_I2SCFGR_CKPOL) +/** + * @} + */ + +/** @defgroup I2S_LL_EC_STANDARD I2S Standard + * @{ + */ +#define LL_I2S_STANDARD_PHILIPS (0x00000000UL) +#define LL_I2S_STANDARD_MSB (SPI_I2SCFGR_I2SSTD_0) +#define LL_I2S_STANDARD_LSB (SPI_I2SCFGR_I2SSTD_1) +#define LL_I2S_STANDARD_PCM_SHORT (SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1) +#define LL_I2S_STANDARD_PCM_LONG (SPI_I2SCFGR_I2SSTD_0 | SPI_I2SCFGR_I2SSTD_1 | SPI_I2SCFGR_PCMSYNC) +/** + * @} + */ + +/** @defgroup I2S_LL_EC_MODE Operation Mode + * @{ + */ +#define LL_I2S_MODE_SLAVE_TX (0x00000000UL) +#define LL_I2S_MODE_SLAVE_RX (SPI_I2SCFGR_I2SCFG_0) +#define LL_I2S_MODE_SLAVE_FULL_DUPLEX (SPI_I2SCFGR_I2SCFG_2) +#define LL_I2S_MODE_MASTER_TX (SPI_I2SCFGR_I2SCFG_1) +#define LL_I2S_MODE_MASTER_RX (SPI_I2SCFGR_I2SCFG_1 | SPI_I2SCFGR_I2SCFG_0) +#define LL_I2S_MODE_MASTER_FULL_DUPLEX (SPI_I2SCFGR_I2SCFG_2 | SPI_I2SCFGR_I2SCFG_0) +/** + * @} + */ + +/** @defgroup I2S_LL_EC_PRESCALER_PARITY Prescaler Factor + * @{ + */ +#define LL_I2S_PRESCALER_PARITY_EVEN (0x00000000UL) /*!< Odd factor: Real divider value is = I2SDIV * 2 */ +#define LL_I2S_PRESCALER_PARITY_ODD (0x00000001UL) /*!< Odd factor: Real divider value is = (I2SDIV * 2)+1 */ +/** + * @} + */ + +/** @defgroup I2S_LL_EC_FIFO_TH FIFO Threshold Level + * @{ + */ +#define LL_I2S_FIFO_TH_01DATA (LL_SPI_FIFO_TH_01DATA) +#define LL_I2S_FIFO_TH_02DATA (LL_SPI_FIFO_TH_02DATA) +#define LL_I2S_FIFO_TH_03DATA (LL_SPI_FIFO_TH_03DATA) +#define LL_I2S_FIFO_TH_04DATA (LL_SPI_FIFO_TH_04DATA) +#define LL_I2S_FIFO_TH_05DATA (LL_SPI_FIFO_TH_05DATA) +#define LL_I2S_FIFO_TH_06DATA (LL_SPI_FIFO_TH_06DATA) +#define LL_I2S_FIFO_TH_07DATA (LL_SPI_FIFO_TH_07DATA) +#define LL_I2S_FIFO_TH_08DATA (LL_SPI_FIFO_TH_08DATA) +/** + * @} + */ + +/** @defgroup I2S_LL_EC_BIT_ORDER Transmission Bit Order + * @{ + */ +#define LL_I2S_LSB_FIRST (LL_SPI_LSB_FIRST) +#define LL_I2S_MSB_FIRST (LL_SPI_MSB_FIRST) +/** + * @} + */ + +#if defined(USE_FULL_LL_DRIVER) + +/** @defgroup I2S_LL_EC_MCLK_OUTPUT MCLK Output + * @{ + */ +#define LL_I2S_MCLK_OUTPUT_DISABLE (0x00000000UL) +#define LL_I2S_MCLK_OUTPUT_ENABLE (SPI_I2SCFGR_MCKOE) +/** + * @} + */ + +/** @defgroup I2S_LL_EC_AUDIO_FREQ Audio Frequency + * @{ + */ + +#define LL_I2S_AUDIOFREQ_192K 192000UL /*!< Audio Frequency configuration 192000 Hz */ +#define LL_I2S_AUDIOFREQ_96K 96000UL /*!< Audio Frequency configuration 96000 Hz */ +#define LL_I2S_AUDIOFREQ_48K 48000UL /*!< Audio Frequency configuration 48000 Hz */ +#define LL_I2S_AUDIOFREQ_44K 44100UL /*!< Audio Frequency configuration 44100 Hz */ +#define LL_I2S_AUDIOFREQ_32K 32000UL /*!< Audio Frequency configuration 32000 Hz */ +#define LL_I2S_AUDIOFREQ_22K 22050UL /*!< Audio Frequency configuration 22050 Hz */ +#define LL_I2S_AUDIOFREQ_16K 16000UL /*!< Audio Frequency configuration 16000 Hz */ +#define LL_I2S_AUDIOFREQ_11K 11025UL /*!< Audio Frequency configuration 11025 Hz */ +#define LL_I2S_AUDIOFREQ_8K 8000UL /*!< Audio Frequency configuration 8000 Hz */ +#define LL_I2S_AUDIOFREQ_DEFAULT 0UL /*!< Audio Freq not specified. Register I2SDIV = 0 */ +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/* Exported macro ------------------------------------------------------------*/ +/** @defgroup I2S_LL_Exported_Macros I2S Exported Macros + * @{ + */ + +/** @defgroup I2S_LL_EM_WRITE_READ Common Write and read registers Macros + * @{ + */ + +/** + * @brief Write a value in I2S register + * @param __INSTANCE__ I2S Instance + * @param __REG__ Register to be written + * @param __VALUE__ Value to be written in the register + * @retval None + */ +#define LL_I2S_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__)) + +/** + * @brief Read a value in I2S register + * @param __INSTANCE__ I2S Instance + * @param __REG__ Register to be read + * @retval Register value + */ +#define LL_I2S_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__) +/** + * @} + */ + +/** + * @} + */ + + +/* Exported functions --------------------------------------------------------*/ + +/** @defgroup I2S_LL_Exported_Functions I2S Exported Functions + * @{ + */ + +/** @defgroup I2S_LL_EF_Configuration Configuration + * @{ + */ + +/** + * @brief Set I2S Data frame format + * @rmtoll I2SCFGR DATLEN LL_I2S_SetDataFormat\n + * I2SCFGR CHLEN LL_I2S_SetDataFormat\n + * I2SCFGR DATFMT LL_I2S_SetDataFormat + * @param SPIx SPI Handle + * @param DataLength This parameter can be one of the following values: + * @arg @ref LL_I2S_DATAFORMAT_16B + * @arg @ref LL_I2S_DATAFORMAT_16B_EXTENDED + * @arg @ref LL_I2S_DATAFORMAT_24B + * @arg @ref LL_I2S_DATAFORMAT_24B_LEFT_ALIGNED + * @arg @ref LL_I2S_DATAFORMAT_32B + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetDataFormat(SPI_TypeDef *SPIx, uint32_t DataLength) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATFMT, DataLength); +} + +/** + * @brief Get I2S Data frame format + * @rmtoll I2SCFGR DATLEN LL_I2S_GetDataFormat\n + * I2SCFGR CHLEN LL_I2S_GetDataFormat\n + * I2SCFGR DATFMT LL_I2S_GetDataFormat + * @param SPIx SPI Handle + * @retval Return value can be one of the following values: + * @arg @ref LL_I2S_DATAFORMAT_16B + * @arg @ref LL_I2S_DATAFORMAT_16B_EXTENDED + * @arg @ref LL_I2S_DATAFORMAT_24B + * @arg @ref LL_I2S_DATAFORMAT_24B_LEFT_ALIGNED + * @arg @ref LL_I2S_DATAFORMAT_32B + */ +__STATIC_INLINE uint32_t LL_I2S_GetDataFormat(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_DATLEN | SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATFMT)); +} + +/** + * @brief Set I2S Channel Length Type + * @note This feature is useful with SLAVE only + * @rmtoll I2SCFGR FIXCH LL_I2S_SetChannelLengthType + * @param SPIx SPI Handle + * @param ChannelLengthType This parameter can be one of the following values: + * @arg @ref LL_I2S_SLAVE_VARIABLE_CH_LENGTH + * @arg @ref LL_I2S_SLAVE_FIXED_CH_LENGTH + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetChannelLengthType(SPI_TypeDef *SPIx, uint32_t ChannelLengthType) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_FIXCH, ChannelLengthType); +} + +/** + * @brief Get I2S Channel Length Type + * @note This feature is useful with SLAVE only + * @rmtoll I2SCFGR FIXCH LL_I2S_GetChannelLengthType + * @param SPIx SPI Handle + * @retval Return value can be one of the following values: + * @arg @ref LL_I2S_SLAVE_VARIABLE_CH_LENGTH + * @arg @ref LL_I2S_SLAVE_FIXED_CH_LENGTH + */ +__STATIC_INLINE uint32_t LL_I2S_GetChannelLengthType(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_FIXCH)); +} + +/** + * @brief Invert the default polarity of WS signal + * @rmtoll I2SCFGR WSINV LL_I2S_EnableWordSelectInversion + * @param SPIx SPI Handle + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableWordSelectInversion(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_WSINV); +} + +/** + * @brief Use the default polarity of WS signal + * @rmtoll I2SCFGR WSINV LL_I2S_DisableWordSelectInversion + * @param SPIx SPI Handle + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableWordSelectInversion(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_WSINV); +} + +/** + * @brief Check if polarity of WS signal is inverted + * @rmtoll I2SCFGR WSINV LL_I2S_IsEnabledWordSelectInversion + * @param SPIx SPI Handle + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledWordSelectInversion(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_WSINV) == (SPI_I2SCFGR_WSINV)) ? 1UL : 0UL); +} + +/** + * @brief Set 2S Clock Polarity + * @rmtoll I2SCFGR CKPOL LL_I2S_SetClockPolarity + * @param SPIx SPI Handle + * @param ClockPolarity This parameter can be one of the following values: + * @arg @ref LL_I2S_POLARITY_LOW + * @arg @ref LL_I2S_POLARITY_HIGH + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetClockPolarity(SPI_TypeDef *SPIx, uint32_t ClockPolarity) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_CKPOL, ClockPolarity); +} + +/** + * @brief Get 2S Clock Polarity + * @rmtoll I2SCFGR CKPOL LL_I2S_GetClockPolarity + * @param SPIx SPI Handle + * @retval Return value can be one of the following values: + * @arg @ref LL_I2S_POLARITY_LOW + * @arg @ref LL_I2S_POLARITY_HIGH + */ +__STATIC_INLINE uint32_t LL_I2S_GetClockPolarity(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_CKPOL)); +} + +/** + * @brief Set I2S standard + * @rmtoll I2SCFGR I2SSTD LL_I2S_SetStandard\n + * I2SCFGR PCMSYNC LL_I2S_SetStandard + * @param SPIx SPI Handle + * @param Standard This parameter can be one of the following values: + * @arg @ref LL_I2S_STANDARD_PHILIPS + * @arg @ref LL_I2S_STANDARD_MSB + * @arg @ref LL_I2S_STANDARD_LSB + * @arg @ref LL_I2S_STANDARD_PCM_SHORT + * @arg @ref LL_I2S_STANDARD_PCM_LONG + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetStandard(SPI_TypeDef *SPIx, uint32_t Standard) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC, Standard); +} + +/** + * @brief Get I2S standard + * @rmtoll I2SCFGR I2SSTD LL_I2S_GetStandard\n + * I2SCFGR PCMSYNC LL_I2S_GetStandard + * @param SPIx SPI Handle + * @retval Return value can be one of the following values: + * @arg @ref LL_I2S_STANDARD_PHILIPS + * @arg @ref LL_I2S_STANDARD_MSB + * @arg @ref LL_I2S_STANDARD_LSB + * @arg @ref LL_I2S_STANDARD_PCM_SHORT + * @arg @ref LL_I2S_STANDARD_PCM_LONG + */ +__STATIC_INLINE uint32_t LL_I2S_GetStandard(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_PCMSYNC)); +} + +/** + * @brief Set I2S config + * @rmtoll I2SCFGR I2SCFG LL_I2S_SetTransferMode + * @param SPIx SPI Handle + * @param Standard This parameter can be one of the following values: + * @arg @ref LL_I2S_MODE_SLAVE_TX + * @arg @ref LL_I2S_MODE_SLAVE_RX + * @arg @ref LL_I2S_MODE_SLAVE_FULL_DUPLEX + * @arg @ref LL_I2S_MODE_MASTER_TX + * @arg @ref LL_I2S_MODE_MASTER_RX + * @arg @ref LL_I2S_MODE_MASTER_FULL_DUPLEX + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetTransferMode(SPI_TypeDef *SPIx, uint32_t Standard) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SCFG, Standard); +} + +/** + * @brief Get I2S config + * @rmtoll I2SCFGR I2SCFG LL_I2S_GetTransferMode + * @param SPIx SPI Handle + * @retval Return value can be one of the following values: + * @arg @ref LL_I2S_MODE_SLAVE_TX + * @arg @ref LL_I2S_MODE_SLAVE_RX + * @arg @ref LL_I2S_MODE_SLAVE_FULL_DUPLEX + * @arg @ref LL_I2S_MODE_MASTER_TX + * @arg @ref LL_I2S_MODE_MASTER_RX + * @arg @ref LL_I2S_MODE_MASTER_FULL_DUPLEX + */ +__STATIC_INLINE uint32_t LL_I2S_GetTransferMode(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SCFG)); +} + +/** + * @brief Select I2S mode and Enable I2S peripheral + * @rmtoll I2SCFGR I2SMOD LL_I2S_Enable\n + * CR1 SPE LL_I2S_Enable + * @param SPIx SPI Handle + * @retval None + */ +__STATIC_INLINE void LL_I2S_Enable(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD); + SET_BIT(SPIx->CR1, SPI_CR1_SPE); +} + +/** + * @brief Disable I2S peripheral and disable I2S mode + * @rmtoll CR1 SPE LL_I2S_Disable\n + * I2SCFGR I2SMOD LL_I2S_Disable + * @param SPIx SPI Handle + * @retval None + */ +__STATIC_INLINE void LL_I2S_Disable(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->CR1, SPI_CR1_SPE); + CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD); +} + +/** + * @brief Swap the SDO and SDI pin + * @note This configuration can not be changed when I2S is enabled. + * @rmtoll CFG2 IOSWP LL_I2S_EnableIOSwap + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIOSwap(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIOSwap(SPIx); +} + +/** + * @brief Restore default function for SDO and SDI pin + * @note This configuration can not be changed when I2S is enabled. + * @rmtoll CFG2 IOSWP LL_I2S_DisableIOSwap + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIOSwap(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIOSwap(SPIx); +} + +/** + * @brief Check if SDO and SDI pin are swapped + * @rmtoll CFG2 IOSWP LL_I2S_IsEnabledIOSwap + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIOSwap(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIOSwap(SPIx); +} + +/** + * @brief Enable GPIO control + * @note This configuration can not be changed when I2S is enabled. + * @rmtoll CFG2 AFCNTR LL_I2S_EnableGPIOControl + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableGPIOControl(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableGPIOControl(SPIx); +} + +/** + * @brief Disable GPIO control + * @note This configuration can not be changed when I2S is enabled. + * @rmtoll CFG2 AFCNTR LL_I2S_DisableGPIOControl + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableGPIOControl(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableGPIOControl(SPIx); +} + +/** + * @brief Check if GPIO control is active + * @rmtoll CFG2 AFCNTR LL_I2S_IsEnabledGPIOControl + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledGPIOControl(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledGPIOControl(SPIx); +} + +/** + * @brief Lock the AF configuration of associated IOs + * @note Once this bit is set, the SPI_CFG2 register content can not be modified until a hardware reset occurs. + * The reset of the IOLock bit is done by hardware. for that, LL_SPI_DisableIOLock can not exist. + * @rmtoll CR1 IOLOCK LL_SPI_EnableIOLock + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIOLock(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIOLock(SPIx); +} + +/** + * @brief Check if the the SPI_CFG2 register is locked + * @rmtoll CR1 IOLOCK LL_I2S_IsEnabledIOLock + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIOLock(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIOLock(SPIx); +} + +/** + * @brief Set Transfer Bit Order + * @note This configuration can not be changed when I2S is enabled. + * @rmtoll CFG2 LSBFRST LL_I2S_SetTransferBitOrder + * @param SPIx SPI Instance + * @param BitOrder This parameter can be one of the following values: + * @arg @ref LL_I2S_LSB_FIRST + * @arg @ref LL_I2S_MSB_FIRST + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetTransferBitOrder(SPI_TypeDef *SPIx, uint32_t BitOrder) +{ + LL_SPI_SetTransferBitOrder(SPIx, BitOrder); +} +/** + * @brief Get Transfer Bit Order + * @rmtoll CFG2 LSBFRST LL_I2S_GetTransferBitOrder + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_LSB_FIRST + * @arg @ref LL_I2S_MSB_FIRST + */ +__STATIC_INLINE uint32_t LL_I2S_GetTransferBitOrder(const SPI_TypeDef *SPIx) +{ + return LL_SPI_GetTransferBitOrder(SPIx); +} + +/** + * @brief Start effective transfer on wire + * @rmtoll CR1 CSTART LL_I2S_StartTransfer + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_StartTransfer(SPI_TypeDef *SPIx) +{ + LL_SPI_StartMasterTransfer(SPIx); +} + +/** + * @brief Check if there is an unfinished transfer + * @rmtoll CR1 CSTART LL_I2S_IsActiveTransfer + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveTransfer(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveMasterTransfer(SPIx); +} + +/** + * @brief Set threshold of FIFO that triggers a transfer event + * @note This configuration can not be changed when I2S is enabled. + * @rmtoll CFG1 FTHLV LL_I2S_SetFIFOThreshold + * @param SPIx SPI Instance + * @param Threshold This parameter can be one of the following values: + * @arg @ref LL_I2S_FIFO_TH_01DATA + * @arg @ref LL_I2S_FIFO_TH_02DATA + * @arg @ref LL_I2S_FIFO_TH_03DATA + * @arg @ref LL_I2S_FIFO_TH_04DATA + * @arg @ref LL_I2S_FIFO_TH_05DATA + * @arg @ref LL_I2S_FIFO_TH_06DATA + * @arg @ref LL_I2S_FIFO_TH_07DATA + * @arg @ref LL_I2S_FIFO_TH_08DATA + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetFIFOThreshold(SPI_TypeDef *SPIx, uint32_t Threshold) +{ + LL_SPI_SetFIFOThreshold(SPIx, Threshold); +} + +/** + * @brief Get threshold of FIFO that triggers a transfer event + * @rmtoll CFG1 FTHLV LL_I2S_GetFIFOThreshold + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_FIFO_TH_01DATA + * @arg @ref LL_I2S_FIFO_TH_02DATA + * @arg @ref LL_I2S_FIFO_TH_03DATA + * @arg @ref LL_I2S_FIFO_TH_04DATA + * @arg @ref LL_I2S_FIFO_TH_05DATA + * @arg @ref LL_I2S_FIFO_TH_06DATA + * @arg @ref LL_I2S_FIFO_TH_07DATA + * @arg @ref LL_I2S_FIFO_TH_08DATA + */ +__STATIC_INLINE uint32_t LL_I2S_GetFIFOThreshold(const SPI_TypeDef *SPIx) +{ + return LL_SPI_GetFIFOThreshold(SPIx); +} + +/** + * @brief Set I2S linear prescaler + * @rmtoll I2SCFGR I2SDIV LL_I2S_SetPrescalerLinear + * @param SPIx SPI Instance + * @param PrescalerLinear Value between Min_Data=0x00 and Max_Data=0xFF + * @note PrescalerLinear '1' is not authorized with parity LL_I2S_PRESCALER_PARITY_ODD + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetPrescalerLinear(SPI_TypeDef *SPIx, uint32_t PrescalerLinear) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SDIV, (PrescalerLinear << SPI_I2SCFGR_I2SDIV_Pos)); +} + +/** + * @brief Get I2S linear prescaler + * @rmtoll I2SCFGR I2SDIV LL_I2S_GetPrescalerLinear + * @param SPIx SPI Instance + * @retval PrescalerLinear Value between Min_Data=0x00 and Max_Data=0xFF + */ +__STATIC_INLINE uint32_t LL_I2S_GetPrescalerLinear(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SDIV) >> SPI_I2SCFGR_I2SDIV_Pos); +} + +/** + * @brief Set I2S parity prescaler + * @rmtoll I2SCFGR ODD LL_I2S_SetPrescalerParity + * @param SPIx SPI Instance + * @param PrescalerParity This parameter can be one of the following values: + * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN + * @arg @ref LL_I2S_PRESCALER_PARITY_ODD + * @retval None + */ +__STATIC_INLINE void LL_I2S_SetPrescalerParity(SPI_TypeDef *SPIx, uint32_t PrescalerParity) +{ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_ODD, PrescalerParity << SPI_I2SCFGR_ODD_Pos); +} + +/** + * @brief Get I2S parity prescaler + * @rmtoll I2SCFGR ODD LL_I2S_GetPrescalerParity + * @param SPIx SPI Instance + * @retval Returned value can be one of the following values: + * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN + * @arg @ref LL_I2S_PRESCALER_PARITY_ODD + */ +__STATIC_INLINE uint32_t LL_I2S_GetPrescalerParity(const SPI_TypeDef *SPIx) +{ + return (uint32_t)(READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_ODD) >> SPI_I2SCFGR_ODD_Pos); +} + +/** + * @brief Enable the Master Clock Output (Pin MCK) + * @rmtoll I2SCFGR MCKOE LL_I2S_EnableMasterClock + * @param SPIx SPI Handle + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableMasterClock(SPI_TypeDef *SPIx) +{ + SET_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_MCKOE); +} + +/** + * @brief Disable the Master Clock Output (Pin MCK) + * @rmtoll I2SCFGR MCKOE LL_I2S_DisableMasterClock + * @param SPIx SPI Handle + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableMasterClock(SPI_TypeDef *SPIx) +{ + CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_MCKOE); +} + +/** + * @brief Check if the master clock output (Pin MCK) is enabled + * @rmtoll I2SCFGR MCKOE LL_I2S_IsEnabledMasterClock + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledMasterClock(const SPI_TypeDef *SPIx) +{ + return ((READ_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_MCKOE) == (SPI_I2SCFGR_MCKOE)) ? 1UL : 0UL); +} + +/** + * @} + */ + + +/** @defgroup I2S_LL_EF_FLAG_Management FLAG_Management + * @{ + */ + +/** + * @brief Check if there enough data in FIFO to read a full packet + * @rmtoll SR RXP LL_I2S_IsActiveFlag_RXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_RXP(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_RXP(SPIx); +} + +/** + * @brief Check if there enough space in FIFO to hold a full packet + * @rmtoll SR TXP LL_I2S_IsActiveFlag_TXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_TXP(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_TXP(SPIx); +} + +/** + * @brief Get Underrun error flag + * @rmtoll SR UDR LL_I2S_IsActiveFlag_UDR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_UDR(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_UDR(SPIx); +} + +/** + * @brief Get Overrun error flag + * @rmtoll SR OVR LL_I2S_IsActiveFlag_OVR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_OVR(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_OVR(SPIx); +} + +/** + * @brief Get TI Frame format error flag + * @rmtoll SR TIFRE LL_I2S_IsActiveFlag_FRE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0). + */ +__STATIC_INLINE uint32_t LL_I2S_IsActiveFlag_FRE(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsActiveFlag_FRE(SPIx); +} + +/** + * @brief Clear Underrun error flag + * @rmtoll IFCR UDRC LL_I2S_ClearFlag_UDR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_ClearFlag_UDR(SPI_TypeDef *SPIx) +{ + LL_SPI_ClearFlag_UDR(SPIx); +} + +/** + * @brief Clear Overrun error flag + * @rmtoll IFCR OVRC LL_I2S_ClearFlag_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_ClearFlag_OVR(SPI_TypeDef *SPIx) +{ + LL_SPI_ClearFlag_OVR(SPIx); +} + +/** + * @brief Clear Frame format error flag + * @rmtoll IFCR TIFREC LL_I2S_ClearFlag_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_ClearFlag_FRE(SPI_TypeDef *SPIx) +{ + LL_SPI_ClearFlag_FRE(SPIx); +} + +/** + * @} + */ + +/** @defgroup I2S_LL_EF_IT_Management IT_Management + * @{ + */ + +/** + * @brief Enable Rx Packet available IT + * @rmtoll IER RXPIE LL_I2S_EnableIT_RXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_RXP(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_RXP(SPIx); +} + +/** + * @brief Enable Tx Packet space available IT + * @rmtoll IER TXPIE LL_I2S_EnableIT_TXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_TXP(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_TXP(SPIx); +} + +/** + * @brief Enable Underrun IT + * @rmtoll IER UDRIE LL_I2S_EnableIT_UDR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_UDR(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_UDR(SPIx); +} + +/** + * @brief Enable Overrun IT + * @rmtoll IER OVRIE LL_I2S_EnableIT_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_OVR(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_OVR(SPIx); +} + +/** + * @brief Enable TI Frame Format Error IT + * @rmtoll IER TIFREIE LL_I2S_EnableIT_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableIT_FRE(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableIT_FRE(SPIx); +} + +/** + * @brief Disable Rx Packet available IT + * @rmtoll IER RXPIE LL_I2S_DisableIT_RXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_RXP(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_RXP(SPIx); +} + +/** + * @brief Disable Tx Packet space available IT + * @rmtoll IER TXPIE LL_I2S_DisableIT_TXP + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_TXP(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_TXP(SPIx); +} + +/** + * @brief Disable Underrun IT + * @rmtoll IER UDRIE LL_I2S_DisableIT_UDR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_UDR(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_UDR(SPIx); +} + +/** + * @brief Disable Overrun IT + * @rmtoll IER OVRIE LL_I2S_DisableIT_OVR + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_OVR(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_OVR(SPIx); +} + +/** + * @brief Disable TI Frame Format Error IT + * @rmtoll IER TIFREIE LL_I2S_DisableIT_FRE + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableIT_FRE(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableIT_FRE(SPIx); +} + +/** + * @brief Check if Rx Packet available IT is enabled + * @rmtoll IER RXPIE LL_I2S_IsEnabledIT_RXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_RXP(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_RXP(SPIx); +} + +/** + * @brief Check if Tx Packet space available IT is enabled + * @rmtoll IER TXPIE LL_I2S_IsEnabledIT_TXP + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_TXP(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_TXP(SPIx); +} + +/** + * @brief Check if Underrun IT is enabled + * @rmtoll IER UDRIE LL_I2S_IsEnabledIT_UDR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_UDR(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_UDR(SPIx); +} + +/** + * @brief Check if Overrun IT is enabled + * @rmtoll IER OVRIE LL_I2S_IsEnabledIT_OVR + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_OVR(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_OVR(SPIx); +} + +/** + * @brief Check if TI Frame Format Error IT is enabled + * @rmtoll IER TIFREIE LL_I2S_IsEnabledIT_FRE + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledIT_FRE(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledIT_FRE(SPIx); +} + +/** + * @} + */ + +/** @defgroup I2S_LL_EF_DMA_Management DMA_Management + * @{ + */ + +/** + * @brief Enable DMA Rx + * @rmtoll CFG1 RXDMAEN LL_I2S_EnableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableDMAReq_RX(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableDMAReq_RX(SPIx); +} + +/** + * @brief Disable DMA Rx + * @rmtoll CFG1 RXDMAEN LL_I2S_DisableDMAReq_RX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableDMAReq_RX(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableDMAReq_RX(SPIx); +} + +/** + * @brief Check if DMA Rx is enabled + * @rmtoll CFG1 RXDMAEN LL_I2S_IsEnabledDMAReq_RX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledDMAReq_RX(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledDMAReq_RX(SPIx); +} + +/** + * @brief Enable DMA Tx + * @rmtoll CFG1 TXDMAEN LL_I2S_EnableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_EnableDMAReq_TX(SPI_TypeDef *SPIx) +{ + LL_SPI_EnableDMAReq_TX(SPIx); +} + +/** + * @brief Disable DMA Tx + * @rmtoll CFG1 TXDMAEN LL_I2S_DisableDMAReq_TX + * @param SPIx SPI Instance + * @retval None + */ +__STATIC_INLINE void LL_I2S_DisableDMAReq_TX(SPI_TypeDef *SPIx) +{ + LL_SPI_DisableDMAReq_TX(SPIx); +} + +/** + * @brief Check if DMA Tx is enabled + * @rmtoll CFG1 TXDMAEN LL_I2S_IsEnabledDMAReq_TX + * @param SPIx SPI Instance + * @retval State of bit (1 or 0) + */ +__STATIC_INLINE uint32_t LL_I2S_IsEnabledDMAReq_TX(const SPI_TypeDef *SPIx) +{ + return LL_SPI_IsEnabledDMAReq_TX(SPIx); +} + +/** + * @} + */ + +/** @defgroup I2S_LL_EF_DATA_Management DATA_Management + * @{ + */ + +/** + * @brief Read Data Register + * @rmtoll RXDR . LL_I2S_ReceiveData16 + * @param SPIx SPI Instance + * @retval 0..0xFFFF + */ +__STATIC_INLINE uint16_t LL_I2S_ReceiveData16(SPI_TypeDef *SPIx) /* Derogation MISRAC2012-Rule-8.13 */ +{ + return LL_SPI_ReceiveData16(SPIx); +} + +/** + * @brief Read Data Register + * @rmtoll RXDR . LL_I2S_ReceiveData32 + * @param SPIx SPI Instance + * @retval 0..0xFFFFFFFF + */ +__STATIC_INLINE uint32_t LL_I2S_ReceiveData32(SPI_TypeDef *SPIx) /* Derogation MISRAC2012-Rule-8.13 */ +{ + return LL_SPI_ReceiveData32(SPIx); +} + +/** + * @brief Write Data Register + * @rmtoll TXDR . LL_I2S_TransmitData16 + * @param SPIx SPI Instance + * @param TxData 0..0xFFFF + * @retval None + */ +__STATIC_INLINE void LL_I2S_TransmitData16(SPI_TypeDef *SPIx, uint16_t TxData) +{ + LL_SPI_TransmitData16(SPIx, TxData); +} + +/** + * @brief Write Data Register + * @rmtoll TXDR . LL_I2S_TransmitData32 + * @param SPIx SPI Instance + * @param TxData 0..0xFFFFFFFF + * @retval None + */ +__STATIC_INLINE void LL_I2S_TransmitData32(SPI_TypeDef *SPIx, uint32_t TxData) +{ + LL_SPI_TransmitData32(SPIx, TxData); +} + + +/** + * @} + */ + + +#if defined(USE_FULL_LL_DRIVER) +/** @defgroup I2S_LL_EF_Init Initialization and de-initialization functions + * @{ + */ + +ErrorStatus LL_I2S_DeInit(const SPI_TypeDef *SPIx); +ErrorStatus LL_I2S_Init(SPI_TypeDef *SPIx, const LL_I2S_InitTypeDef *I2S_InitStruct); +void LL_I2S_StructInit(LL_I2S_InitTypeDef *I2S_InitStruct); +void LL_I2S_ConfigPrescaler(SPI_TypeDef *SPIx, uint32_t PrescalerLinear, uint32_t PrescalerParity); + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(SPI1) || defined(SPI2) || defined(SPI3) || defined(SPI4) || defined(SPI5) || defined(SPI6) */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* STM32H5xx_LL_SPI_H */ diff --git a/Drivers/STM32H5xx_HAL_Driver/Src/stm32h5xx_ll_spi.c b/Drivers/STM32H5xx_HAL_Driver/Src/stm32h5xx_ll_spi.c new file mode 100644 index 0000000..12233eb --- /dev/null +++ b/Drivers/STM32H5xx_HAL_Driver/Src/stm32h5xx_ll_spi.c @@ -0,0 +1,754 @@ +/** + ****************************************************************************** + * @file stm32h5xx_ll_spi.c + * @author MCD Application Team + * @brief SPI LL module driver. + ****************************************************************************** + * @attention + * + * Copyright (c) 2023 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32h5xx_ll_spi.h" +#include "stm32h5xx_ll_bus.h" +#include "stm32h5xx_ll_rcc.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif /* USE_FULL_ASSERT */ + +/** @addtogroup STM32H5xx_LL_Driver + * @{ + */ + +#if defined(SPI1) || defined(SPI2) || defined(SPI3) || defined(SPI4) || defined(SPI5) || defined(SPI6) + +/** @addtogroup SPI_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup SPI_LL_Private_Macros + * @{ + */ + +#define IS_LL_SPI_MODE(__VALUE__) (((__VALUE__) == LL_SPI_MODE_MASTER) || \ + ((__VALUE__) == LL_SPI_MODE_SLAVE)) + +#define IS_LL_SPI_SS_IDLENESS(__VALUE__) (((__VALUE__) == LL_SPI_SS_IDLENESS_00CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_01CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_02CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_03CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_04CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_05CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_06CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_07CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_08CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_09CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_10CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_11CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_12CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_13CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_14CYCLE) || \ + ((__VALUE__) == LL_SPI_SS_IDLENESS_15CYCLE)) + +#define IS_LL_SPI_ID_IDLENESS(__VALUE__) (((__VALUE__) == LL_SPI_ID_IDLENESS_00CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_01CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_02CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_03CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_04CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_05CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_06CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_07CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_08CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_09CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_10CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_11CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_12CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_13CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_14CYCLE) || \ + ((__VALUE__) == LL_SPI_ID_IDLENESS_15CYCLE)) + +#define IS_LL_SPI_TXCRCINIT_PATTERN(__VALUE__) (((__VALUE__) == LL_SPI_TXCRCINIT_ALL_ZERO_PATTERN) || \ + ((__VALUE__) == LL_SPI_TXCRCINIT_ALL_ONES_PATTERN)) + +#define IS_LL_SPI_RXCRCINIT_PATTERN(__VALUE__) (((__VALUE__) == LL_SPI_RXCRCINIT_ALL_ZERO_PATTERN) || \ + ((__VALUE__) == LL_SPI_RXCRCINIT_ALL_ONES_PATTERN)) + +#define IS_LL_SPI_UDR_CONFIG_REGISTER(__VALUE__) (((__VALUE__) == LL_SPI_UDR_CONFIG_REGISTER_PATTERN) || \ + ((__VALUE__) == LL_SPI_UDR_CONFIG_LAST_RECEIVED) || \ + ((__VALUE__) == LL_SPI_UDR_CONFIG_LAST_TRANSMITTED)) + +#define IS_LL_SPI_UDR_DETECT_BEGIN_DATA(__VALUE__) (((__VALUE__) == LL_SPI_UDR_DETECT_BEGIN_DATA_FRAME) || \ + ((__VALUE__) == LL_SPI_UDR_DETECT_END_DATA_FRAME) || \ + ((__VALUE__) == LL_SPI_UDR_DETECT_BEGIN_ACTIVE_NSS)) + +#define IS_LL_SPI_PROTOCOL(__VALUE__) (((__VALUE__) == LL_SPI_PROTOCOL_MOTOROLA) || \ + ((__VALUE__) == LL_SPI_PROTOCOL_TI)) + +#define IS_LL_SPI_PHASE(__VALUE__) (((__VALUE__) == LL_SPI_PHASE_1EDGE) || \ + ((__VALUE__) == LL_SPI_PHASE_2EDGE)) + +#define IS_LL_SPI_POLARITY(__VALUE__) (((__VALUE__) == LL_SPI_POLARITY_LOW) || \ + ((__VALUE__) == LL_SPI_POLARITY_HIGH)) + +#define IS_LL_SPI_BAUDRATEPRESCALER(__VALUE__) (((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_BYPASS) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV2) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV4) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV8) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV16) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV32) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV64) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV128) || \ + ((__VALUE__) == LL_SPI_BAUDRATEPRESCALER_DIV256)) + +#define IS_LL_SPI_BITORDER(__VALUE__) (((__VALUE__) == LL_SPI_LSB_FIRST) || \ + ((__VALUE__) == LL_SPI_MSB_FIRST)) + +#define IS_LL_SPI_TRANSFER_DIRECTION(__VALUE__) (((__VALUE__) == LL_SPI_FULL_DUPLEX) || \ + ((__VALUE__) == LL_SPI_SIMPLEX_TX) || \ + ((__VALUE__) == LL_SPI_SIMPLEX_RX) || \ + ((__VALUE__) == LL_SPI_HALF_DUPLEX_RX) || \ + ((__VALUE__) == LL_SPI_HALF_DUPLEX_TX)) + +#define IS_LL_SPI_DATAWIDTH(__VALUE__) (((__VALUE__) == LL_SPI_DATAWIDTH_4BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_5BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_6BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_7BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_8BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_9BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_10BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_11BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_12BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_13BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_14BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_15BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_16BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_17BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_18BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_19BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_20BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_21BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_22BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_23BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_24BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_25BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_26BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_27BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_28BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_29BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_30BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_31BIT) || \ + ((__VALUE__) == LL_SPI_DATAWIDTH_32BIT)) + +#define IS_LL_SPI_FIFO_TH(__VALUE__) (((__VALUE__) == LL_SPI_FIFO_TH_01DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_02DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_03DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_04DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_05DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_06DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_07DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_08DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_09DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_10DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_11DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_12DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_13DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_14DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_15DATA) || \ + ((__VALUE__) == LL_SPI_FIFO_TH_16DATA)) + +#define IS_LL_SPI_CRC(__VALUE__) (((__VALUE__) == LL_SPI_CRC_4BIT) || \ + ((__VALUE__) == LL_SPI_CRC_5BIT) || \ + ((__VALUE__) == LL_SPI_CRC_6BIT) || \ + ((__VALUE__) == LL_SPI_CRC_7BIT) || \ + ((__VALUE__) == LL_SPI_CRC_8BIT) || \ + ((__VALUE__) == LL_SPI_CRC_9BIT) || \ + ((__VALUE__) == LL_SPI_CRC_10BIT) || \ + ((__VALUE__) == LL_SPI_CRC_11BIT) || \ + ((__VALUE__) == LL_SPI_CRC_12BIT) || \ + ((__VALUE__) == LL_SPI_CRC_13BIT) || \ + ((__VALUE__) == LL_SPI_CRC_14BIT) || \ + ((__VALUE__) == LL_SPI_CRC_15BIT) || \ + ((__VALUE__) == LL_SPI_CRC_16BIT) || \ + ((__VALUE__) == LL_SPI_CRC_17BIT) || \ + ((__VALUE__) == LL_SPI_CRC_18BIT) || \ + ((__VALUE__) == LL_SPI_CRC_19BIT) || \ + ((__VALUE__) == LL_SPI_CRC_20BIT) || \ + ((__VALUE__) == LL_SPI_CRC_21BIT) || \ + ((__VALUE__) == LL_SPI_CRC_22BIT) || \ + ((__VALUE__) == LL_SPI_CRC_23BIT) || \ + ((__VALUE__) == LL_SPI_CRC_24BIT) || \ + ((__VALUE__) == LL_SPI_CRC_25BIT) || \ + ((__VALUE__) == LL_SPI_CRC_26BIT) || \ + ((__VALUE__) == LL_SPI_CRC_27BIT) || \ + ((__VALUE__) == LL_SPI_CRC_28BIT) || \ + ((__VALUE__) == LL_SPI_CRC_29BIT) || \ + ((__VALUE__) == LL_SPI_CRC_30BIT) || \ + ((__VALUE__) == LL_SPI_CRC_31BIT) || \ + ((__VALUE__) == LL_SPI_CRC_32BIT)) + +#define IS_LL_SPI_NSS(__VALUE__) (((__VALUE__) == LL_SPI_NSS_SOFT) || \ + ((__VALUE__) == LL_SPI_NSS_HARD_INPUT) || \ + ((__VALUE__) == LL_SPI_NSS_HARD_OUTPUT)) + +#define IS_LL_SPI_RX_FIFO(__VALUE__) (((__VALUE__) == LL_SPI_RX_FIFO_0PACKET) || \ + ((__VALUE__) == LL_SPI_RX_FIFO_1PACKET) || \ + ((__VALUE__) == LL_SPI_RX_FIFO_2PACKET) || \ + ((__VALUE__) == LL_SPI_RX_FIFO_3PACKET)) + +#define IS_LL_SPI_CRCCALCULATION(__VALUE__) (((__VALUE__) == LL_SPI_CRCCALCULATION_ENABLE) || \ + ((__VALUE__) == LL_SPI_CRCCALCULATION_DISABLE)) + +#define IS_LL_SPI_CRC_POLYNOMIAL(__VALUE__) ((__VALUE__) >= 0x1UL) + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup SPI_LL_Exported_Functions + * @{ + */ + +/** @addtogroup SPI_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the SPI registers to their default reset values. + * @param SPIx SPI Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: SPI registers are de-initialized + * - ERROR: SPI registers are not de-initialized + */ +ErrorStatus LL_SPI_DeInit(const SPI_TypeDef *SPIx) +{ + ErrorStatus status = ERROR; + + /* Check the parameters */ + assert_param(IS_SPI_ALL_INSTANCE(SPIx)); + +#if defined(SPI1) + if (SPIx == SPI1) + { + /* Force reset of SPI clock */ + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1); + + /* Release reset of SPI clock */ + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI1); + + /* Update the return status */ + status = SUCCESS; + } +#endif /* SPI1 */ +#if defined(SPI2) + if (SPIx == SPI2) + { + /* Force reset of SPI clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2); + + /* Release reset of SPI clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI2); + + /* Update the return status */ + status = SUCCESS; + } +#endif /* SPI2 */ +#if defined(SPI3) + if (SPIx == SPI3) + { + /* Force reset of SPI clock */ + LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI3); + + /* Release reset of SPI clock */ + LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI3); + + /* Update the return status */ + status = SUCCESS; + } +#endif /* SPI3 */ +#if defined(SPI4) + if (SPIx == SPI4) + { + /* Force reset of SPI clock */ + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI4); + + /* Release reset of SPI clock */ + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI4); + + /* Update the return status */ + status = SUCCESS; + } +#endif /* SPI4 */ +#if defined(SPI5) + if (SPIx == SPI5) + { + /* Force reset of SPI clock */ + LL_APB3_GRP1_ForceReset(LL_APB3_GRP1_PERIPH_SPI5); + + /* Release reset of SPI clock */ + LL_APB3_GRP1_ReleaseReset(LL_APB3_GRP1_PERIPH_SPI5); + + /* Update the return status */ + status = SUCCESS; + } +#endif /* SPI5 */ +#if defined(SPI6) + if (SPIx == SPI6) + { + /* Force reset of SPI clock */ + LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI6); + + /* Release reset of SPI clock */ + LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI6); + + /* Update the return status */ + status = SUCCESS; + } +#endif /* SPI6 */ + + return status; +} + +/** + * @brief Initialize the SPI registers according to the specified parameters in SPI_InitStruct. + * @note As some bits in SPI configuration registers can only be written when the SPI is disabled + * (SPI_CR1_SPE bit =0), SPI IP should be in disabled state prior calling this function. + * Otherwise, ERROR result will be returned. + * @param SPIx SPI Instance + * @param SPI_InitStruct pointer to a @ref LL_SPI_InitTypeDef structure + * @retval An ErrorStatus enumeration value. (Return always SUCCESS) + */ +ErrorStatus LL_SPI_Init(SPI_TypeDef *SPIx, LL_SPI_InitTypeDef *SPI_InitStruct) +{ + ErrorStatus status = ERROR; + uint32_t tmp_nss; + uint32_t tmp_mode; + uint32_t tmp_nss_polarity; + + /* Check the SPI Instance SPIx*/ + assert_param(IS_SPI_ALL_INSTANCE(SPIx)); + + /* Check the SPI parameters from SPI_InitStruct*/ + assert_param(IS_LL_SPI_TRANSFER_DIRECTION(SPI_InitStruct->TransferDirection)); + assert_param(IS_LL_SPI_MODE(SPI_InitStruct->Mode)); + assert_param(IS_LL_SPI_DATAWIDTH(SPI_InitStruct->DataWidth)); + assert_param(IS_LL_SPI_POLARITY(SPI_InitStruct->ClockPolarity)); + assert_param(IS_LL_SPI_PHASE(SPI_InitStruct->ClockPhase)); + assert_param(IS_LL_SPI_NSS(SPI_InitStruct->NSS)); + assert_param(IS_LL_SPI_BAUDRATEPRESCALER(SPI_InitStruct->BaudRate)); + assert_param(IS_LL_SPI_BITORDER(SPI_InitStruct->BitOrder)); + assert_param(IS_LL_SPI_CRCCALCULATION(SPI_InitStruct->CRCCalculation)); + + /* Check the SPI instance is not enabled */ + if (LL_SPI_IsEnabled(SPIx) == 0x00000000UL) + { + /*---------------------------- SPIx CFG1 Configuration ------------------------ + * Configure SPIx CFG1 with parameters: + * - Master Baud Rate : SPI_CFG1_MBR[2:0] bits & SPI_CFG1_BPASS bit + * - CRC Computation Enable : SPI_CFG1_CRCEN bit + * - Length of data frame : SPI_CFG1_DSIZE[4:0] bits + */ + MODIFY_REG(SPIx->CFG1, SPI_CFG1_BPASS | SPI_CFG1_MBR | SPI_CFG1_CRCEN | SPI_CFG1_DSIZE, + SPI_InitStruct->BaudRate | SPI_InitStruct->CRCCalculation | SPI_InitStruct->DataWidth); + + tmp_nss = SPI_InitStruct->NSS; + tmp_mode = SPI_InitStruct->Mode; + tmp_nss_polarity = LL_SPI_GetNSSPolarity(SPIx); + + /* Checks to setup Internal SS signal level and avoid a MODF Error */ + if ((tmp_nss == LL_SPI_NSS_SOFT) && (((tmp_nss_polarity == LL_SPI_NSS_POLARITY_LOW) && \ + (tmp_mode == LL_SPI_MODE_MASTER)) || \ + ((tmp_nss_polarity == LL_SPI_NSS_POLARITY_HIGH) && \ + (tmp_mode == LL_SPI_MODE_SLAVE)))) + { + LL_SPI_SetInternalSSLevel(SPIx, LL_SPI_SS_LEVEL_HIGH); + } + + /*---------------------------- SPIx CFG2 Configuration ------------------------ + * Configure SPIx CFG2 with parameters: + * - NSS management : SPI_CFG2_SSM, SPI_CFG2_SSOE bits + * - ClockPolarity : SPI_CFG2_CPOL bit + * - ClockPhase : SPI_CFG2_CPHA bit + * - BitOrder : SPI_CFG2_LSBFRST bit + * - Master/Slave Mode : SPI_CFG2_MASTER bit + * - SPI Mode : SPI_CFG2_COMM[1:0] bits + */ + MODIFY_REG(SPIx->CFG2, SPI_CFG2_SSM | SPI_CFG2_SSOE | + SPI_CFG2_CPOL | SPI_CFG2_CPHA | + SPI_CFG2_LSBFRST | SPI_CFG2_MASTER | SPI_CFG2_COMM, + SPI_InitStruct->NSS | SPI_InitStruct->ClockPolarity | + SPI_InitStruct->ClockPhase | SPI_InitStruct->BitOrder | + SPI_InitStruct->Mode | (SPI_InitStruct->TransferDirection & SPI_CFG2_COMM)); + + /*---------------------------- SPIx CR1 Configuration ------------------------ + * Configure SPIx CR1 with parameter: + * - Half Duplex Direction : SPI_CR1_HDDIR bit + */ + MODIFY_REG(SPIx->CR1, SPI_CR1_HDDIR, SPI_InitStruct->TransferDirection & SPI_CR1_HDDIR); + + /*---------------------------- SPIx CRCPOLY Configuration ---------------------- + * Configure SPIx CRCPOLY with parameter: + * - CRCPoly : CRCPOLY[31:0] bits + */ + if (SPI_InitStruct->CRCCalculation == LL_SPI_CRCCALCULATION_ENABLE) + { + assert_param(IS_LL_SPI_CRC_POLYNOMIAL(SPI_InitStruct->CRCPoly)); + LL_SPI_SetCRCPolynomial(SPIx, SPI_InitStruct->CRCPoly); + } + + /* Activate the SPI mode (Reset I2SMOD bit in I2SCFGR register) */ + CLEAR_BIT(SPIx->I2SCFGR, SPI_I2SCFGR_I2SMOD); + + status = SUCCESS; + } + + return status; +} + +/** + * @brief Set each @ref LL_SPI_InitTypeDef field to default value. + * @param SPI_InitStruct pointer to a @ref LL_SPI_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_SPI_StructInit(LL_SPI_InitTypeDef *SPI_InitStruct) +{ + /* Set SPI_InitStruct fields to default values */ + SPI_InitStruct->TransferDirection = LL_SPI_FULL_DUPLEX; + SPI_InitStruct->Mode = LL_SPI_MODE_SLAVE; + SPI_InitStruct->DataWidth = LL_SPI_DATAWIDTH_8BIT; + SPI_InitStruct->ClockPolarity = LL_SPI_POLARITY_LOW; + SPI_InitStruct->ClockPhase = LL_SPI_PHASE_1EDGE; + SPI_InitStruct->NSS = LL_SPI_NSS_HARD_INPUT; + SPI_InitStruct->BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV2; + SPI_InitStruct->BitOrder = LL_SPI_MSB_FIRST; + SPI_InitStruct->CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE; + SPI_InitStruct->CRCPoly = 7UL; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ +/** @addtogroup I2S_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/** @defgroup I2S_LL_Private_Constants I2S Private Constants + * @{ + */ +/* I2S registers Masks */ +#define I2S_I2SCFGR_CLEAR_MASK (SPI_I2SCFGR_CHLEN | SPI_I2SCFGR_DATLEN | \ + SPI_I2SCFGR_DATFMT | SPI_I2SCFGR_CKPOL | \ + SPI_I2SCFGR_I2SSTD | SPI_I2SCFGR_MCKOE | \ + SPI_I2SCFGR_I2SCFG | SPI_I2SCFGR_I2SMOD ) + +/** + * @} + */ +/* Private macros ------------------------------------------------------------*/ +/** @defgroup I2S_LL_Private_Macros I2S Private Macros + * @{ + */ + +#define IS_LL_I2S_DATAFORMAT(__VALUE__) (((__VALUE__) == LL_I2S_DATAFORMAT_16B) || \ + ((__VALUE__) == LL_I2S_DATAFORMAT_16B_EXTENDED) || \ + ((__VALUE__) == LL_I2S_DATAFORMAT_24B) || \ + ((__VALUE__) == LL_I2S_DATAFORMAT_24B_LEFT_ALIGNED) || \ + ((__VALUE__) == LL_I2S_DATAFORMAT_32B)) + +#define IS_LL_I2S_CHANNEL_LENGTH_TYPE (__VALUE__) (((__VALUE__) == LL_I2S_SLAVE_VARIABLE_CH_LENGTH) || \ + ((__VALUE__) == LL_I2S_SLAVE_FIXED_CH_LENGTH)) + +#define IS_LL_I2S_CKPOL(__VALUE__) (((__VALUE__) == LL_I2S_POLARITY_LOW) || \ + ((__VALUE__) == LL_I2S_POLARITY_HIGH)) + +#define IS_LL_I2S_STANDARD(__VALUE__) (((__VALUE__) == LL_I2S_STANDARD_PHILIPS) || \ + ((__VALUE__) == LL_I2S_STANDARD_MSB) || \ + ((__VALUE__) == LL_I2S_STANDARD_LSB) || \ + ((__VALUE__) == LL_I2S_STANDARD_PCM_SHORT) || \ + ((__VALUE__) == LL_I2S_STANDARD_PCM_LONG)) + +#define IS_LL_I2S_MODE(__VALUE__) (((__VALUE__) == LL_I2S_MODE_SLAVE_TX) || \ + ((__VALUE__) == LL_I2S_MODE_SLAVE_RX) || \ + ((__VALUE__) == LL_I2S_MODE_SLAVE_FULL_DUPLEX) || \ + ((__VALUE__) == LL_I2S_MODE_MASTER_TX) || \ + ((__VALUE__) == LL_I2S_MODE_MASTER_RX) || \ + ((__VALUE__) == LL_I2S_MODE_MASTER_FULL_DUPLEX)) + +#define IS_LL_I2S_MCLK_OUTPUT(__VALUE__) (((__VALUE__) == LL_I2S_MCLK_OUTPUT_ENABLE) || \ + ((__VALUE__) == LL_I2S_MCLK_OUTPUT_DISABLE)) + +#define IS_LL_I2S_AUDIO_FREQ(__VALUE__) ((((__VALUE__) >= LL_I2S_AUDIOFREQ_8K) && \ + ((__VALUE__) <= LL_I2S_AUDIOFREQ_192K)) || \ + ((__VALUE__) == LL_I2S_AUDIOFREQ_DEFAULT)) + +#define IS_LL_I2S_PRESCALER_LINEAR(__VALUE__) ((__VALUE__) <= 0xFFUL) + +#define IS_LL_I2S_PRESCALER_PARITY(__VALUE__) (((__VALUE__) == LL_I2S_PRESCALER_PARITY_EVEN) || \ + ((__VALUE__) == LL_I2S_PRESCALER_PARITY_ODD)) + +#define IS_LL_I2S_FIFO_TH (__VALUE__) (((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_01DATA) || \ + ((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_02DATA) || \ + ((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_03DATA) || \ + ((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_04DATA) || \ + ((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_05DATA) || \ + ((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_06DATA) || \ + ((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_07DATA) || \ + ((__VALUE__) == LL_I2S_LL_I2S_FIFO_TH_08DATA)) + +#define IS_LL_I2S_BIT_ORDER(__VALUE__) (((__VALUE__) == LL_I2S_LSB_FIRST) || \ + ((__VALUE__) == LL_I2S_MSB_FIRST)) +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup I2S_LL_Exported_Functions + * @{ + */ + +/** @addtogroup I2S_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the SPI/I2S registers to their default reset values. + * @param SPIx SPI Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: SPI registers are de-initialized + * - ERROR: SPI registers are not de-initialized + */ +ErrorStatus LL_I2S_DeInit(const SPI_TypeDef *SPIx) +{ + return LL_SPI_DeInit(SPIx); +} + +/** + * @brief Initializes the SPI/I2S registers according to the specified parameters in I2S_InitStruct. + * @note As some bits in I2S configuration registers can only be written when the SPI is disabled + * (SPI_CR1_SPE bit =0), SPI IP should be in disabled state prior calling this function. + * Otherwise, ERROR result will be returned. + * @note I2S (SPI) source clock must be ready before calling this function. Otherwise will results + * in wrong programming. + * @param SPIx SPI Instance + * @param I2S_InitStruct pointer to a @ref LL_I2S_InitTypeDef structure + * @retval An ErrorStatus enumeration value: + * - SUCCESS: SPI registers are Initialized + * - ERROR: SPI registers are not Initialized + */ +ErrorStatus LL_I2S_Init(SPI_TypeDef *SPIx, const LL_I2S_InitTypeDef *I2S_InitStruct) +{ + uint32_t i2sdiv = 0UL; + uint32_t i2sodd = 0UL; + uint32_t packetlength = 1UL; + uint32_t ispcm = 0UL; + uint32_t tmp; + uint32_t sourceclock = 0UL; + + ErrorStatus status = ERROR; + + /* Prevent unused argument(s) compilation warning */ + UNUSED(sourceclock); + + /* Check the I2S parameters */ + assert_param(IS_I2S_ALL_INSTANCE(SPIx)); + assert_param(IS_LL_I2S_MODE(I2S_InitStruct->Mode)); + assert_param(IS_LL_I2S_STANDARD(I2S_InitStruct->Standard)); + assert_param(IS_LL_I2S_DATAFORMAT(I2S_InitStruct->DataFormat)); + assert_param(IS_LL_I2S_MCLK_OUTPUT(I2S_InitStruct->MCLKOutput)); + assert_param(IS_LL_I2S_AUDIO_FREQ(I2S_InitStruct->AudioFreq)); + assert_param(IS_LL_I2S_CKPOL(I2S_InitStruct->ClockPolarity)); + + /* Check that SPE bit is set to 0 in order to be sure that SPI/I2S block is disabled. + * In this case, it is useless to check if the I2SMOD bit is set to 0 because + * this bit I2SMOD only serves to select the desired mode. + */ + if (LL_SPI_IsEnabled(SPIx) == 0x00000000UL) + { + /*---------------------------- SPIx I2SCFGR Configuration -------------------- + * Configure SPIx I2SCFGR with parameters: + * - Mode : SPI_I2SCFGR_I2SCFG[2:0] bits + * - Standard : SPI_I2SCFGR_I2SSTD[1:0] and SPI_I2SCFGR_PCMSYNC bits + * - DataFormat : SPI_I2SCFGR_CHLEN, SPI_I2SCFGR_DATFMT and SPI_I2SCFGR_DATLEN[1:0] bits + * - ClockPolarity : SPI_I2SCFGR_CKPOL bit + * - MCLKOutput : SPI_I2SPR_MCKOE bit + * - I2S mode : SPI_I2SCFGR_I2SMOD bit + */ + + /* Write to SPIx I2SCFGR */ + MODIFY_REG(SPIx->I2SCFGR, + I2S_I2SCFGR_CLEAR_MASK, + I2S_InitStruct->Mode | I2S_InitStruct->Standard | + I2S_InitStruct->DataFormat | I2S_InitStruct->ClockPolarity | + I2S_InitStruct->MCLKOutput | SPI_I2SCFGR_I2SMOD); + + /*---------------------------- SPIx I2SCFGR Configuration ---------------------- + * Configure SPIx I2SCFGR with parameters: + * - AudioFreq : SPI_I2SCFGR_I2SDIV[7:0] and SPI_I2SCFGR_ODD bits + */ + + /* If the requested audio frequency is not the default, compute the prescaler (i2sodd, i2sdiv) + * else, default values are used: i2sodd = 0U, i2sdiv = 0U. + */ + if (I2S_InitStruct->AudioFreq != LL_I2S_AUDIOFREQ_DEFAULT) + { + /* Check the frame length (For the Prescaler computing) + * Default value: LL_I2S_DATAFORMAT_16B (packetlength = 1U). + */ + if (I2S_InitStruct->DataFormat != LL_I2S_DATAFORMAT_16B) + { + /* Packet length is 32 bits */ + packetlength = 2UL; + } + + /* Check if PCM standard is used */ + if ((I2S_InitStruct->Standard == LL_I2S_STANDARD_PCM_SHORT) || + (I2S_InitStruct->Standard == LL_I2S_STANDARD_PCM_LONG)) + { + ispcm = 1UL; + } + + /* Get the I2S (SPI) source clock value */ + if (SPIx == SPI1) + { + sourceclock = LL_RCC_GetSPIClockFreq(LL_RCC_SPI1_CLKSOURCE); + } + else if (SPIx == SPI2) + { + sourceclock = LL_RCC_GetSPIClockFreq(LL_RCC_SPI2_CLKSOURCE); + } + else /* SPI3 */ + { + sourceclock = LL_RCC_GetSPIClockFreq(LL_RCC_SPI3_CLKSOURCE); + } + + /* Compute the Real divider depending on the MCLK output state with a fixed point */ + if (I2S_InitStruct->MCLKOutput == LL_I2S_MCLK_OUTPUT_ENABLE) + { + /* MCLK output is enabled */ + tmp = (((sourceclock / (256UL >> ispcm)) * 16UL) / I2S_InitStruct->AudioFreq) + 8UL; + } + else + { + /* MCLK output is disabled */ + tmp = (((sourceclock / ((32UL >> ispcm) * packetlength)) * 16UL) / I2S_InitStruct->AudioFreq) + 8UL; + } + + /* Remove the fixed point */ + tmp = tmp / 16UL; + + /* Check the parity of the divider */ + i2sodd = tmp & 0x1UL; + + /* Compute the i2sdiv prescaler */ + i2sdiv = tmp / 2UL; + } + + /* Test if the obtain values are forbidden or out of range */ + if (((i2sodd == 1UL) && (i2sdiv == 1UL)) || (i2sdiv > 0xFFUL)) + { + /* Set the default values */ + i2sdiv = 0UL; + i2sodd = 0UL; + } + + /* Write to SPIx I2SCFGR register the computed value */ + MODIFY_REG(SPIx->I2SCFGR, + SPI_I2SCFGR_ODD | SPI_I2SCFGR_I2SDIV, + (i2sodd << SPI_I2SCFGR_ODD_Pos) | (i2sdiv << SPI_I2SCFGR_I2SDIV_Pos)); + + status = SUCCESS; + } + + return status; +} + +/** + * @brief Set each @ref LL_I2S_InitTypeDef field to default value. + * @param I2S_InitStruct pointer to a @ref LL_I2S_InitTypeDef structure + * whose fields will be set to default values. + * @retval None + */ +void LL_I2S_StructInit(LL_I2S_InitTypeDef *I2S_InitStruct) +{ + /*--------------- Reset I2S init structure parameters values -----------------*/ + I2S_InitStruct->Mode = LL_I2S_MODE_SLAVE_TX; + I2S_InitStruct->Standard = LL_I2S_STANDARD_PHILIPS; + I2S_InitStruct->DataFormat = LL_I2S_DATAFORMAT_16B; + I2S_InitStruct->MCLKOutput = LL_I2S_MCLK_OUTPUT_DISABLE; + I2S_InitStruct->AudioFreq = LL_I2S_AUDIOFREQ_DEFAULT; + I2S_InitStruct->ClockPolarity = LL_I2S_POLARITY_LOW; +} + +/** + * @brief Set linear and parity prescaler. + * @note To calculate value of PrescalerLinear(I2SDIV[7:0] bits) and PrescalerParity(ODD bit)\n + * Check Audio frequency table and formulas inside Reference Manual (SPI/I2S). + * @param SPIx SPI Instance + * @param PrescalerLinear Value between Min_Data=0x00 and Max_Data=0xFF + * @note PrescalerLinear '1' is not authorized with parity LL_I2S_PRESCALER_PARITY_ODD + * @param PrescalerParity This parameter can be one of the following values: + * @arg @ref LL_I2S_PRESCALER_PARITY_EVEN + * @arg @ref LL_I2S_PRESCALER_PARITY_ODD + * @retval None + */ +void LL_I2S_ConfigPrescaler(SPI_TypeDef *SPIx, uint32_t PrescalerLinear, uint32_t PrescalerParity) +{ + /* Check the I2S parameters */ + assert_param(IS_I2S_ALL_INSTANCE(SPIx)); + assert_param(IS_LL_I2S_PRESCALER_LINEAR(PrescalerLinear)); + assert_param(IS_LL_I2S_PRESCALER_PARITY(PrescalerParity)); + + /* Write to SPIx I2SPR */ + MODIFY_REG(SPIx->I2SCFGR, SPI_I2SCFGR_I2SDIV | SPI_I2SCFGR_ODD, (PrescalerLinear << SPI_I2SCFGR_I2SDIV_Pos) | + (PrescalerParity << SPI_I2SCFGR_ODD_Pos)); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined(SPI1) || defined(SPI2) || defined(SPI3) || defined(SPI4) || defined(SPI5) || defined(SPI6) */ + +/** + * @} + */ +#endif /* USE_FULL_LL_DRIVER */