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CPU clock: 84Mhz reduced to 32MHz

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* Clk source: HSE 8MHz crystal osc.
master
gnssuser 4 weeks ago
parent f5c85f8f3f
commit 927ea196bb
3 changed files with 32 additions and 33 deletions
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4
.cproject
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@ -24,7 +24,7 @@
<option id="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.floatabi.108480266" name="Floating-point ABI" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.floatabi" useByScannerDiscovery="true" value="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.floatabi.value.hard" valueType="enumerated"/>
<option id="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.target_board.1440555153" name="Board" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.target_board" useByScannerDiscovery="false" value="NUCLEO-F401RE" valueType="string"/>
<option id="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.defaults.735933396" name="Defaults" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.defaults" useByScannerDiscovery="false" value="com.st.stm32cube.ide.common.services.build.inputs.revA.1.0.6 || Debug || true || Executable || com.st.stm32cube.ide.mcu.gnu.managedbuild.option.toolchain.value.workspace || NUCLEO-F401RE || 0 || 0 || arm-none-eabi- || ${gnu_tools_for_stm32_compiler_path} || ../Core/Inc | ../Drivers/STM32F4xx_HAL_Driver/Inc | ../Drivers/STM32F4xx_HAL_Driver/Inc/Legacy | ../Drivers/CMSIS/Device/ST/STM32F4xx/Include | ../Drivers/CMSIS/Include || || || USE_HAL_DRIVER | STM32F401xE || || Drivers | Core/Startup | Core || || || ${workspace_loc:/${ProjName}/STM32F401RETX_FLASH.ld} || true || NonSecure || || secure_nsclib.o || || None || || || " valueType="string"/>
<option id="com.st.stm32cube.ide.mcu.debug.option.cpuclock.272603146" name="Cpu clock frequence" superClass="com.st.stm32cube.ide.mcu.debug.option.cpuclock" useByScannerDiscovery="false" value="84" valueType="string"/>
<option id="com.st.stm32cube.ide.mcu.debug.option.cpuclock.272603146" name="Cpu clock frequence" superClass="com.st.stm32cube.ide.mcu.debug.option.cpuclock" useByScannerDiscovery="false" value="32" valueType="string"/>
<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.ELF" id="com.st.stm32cube.ide.mcu.gnu.managedbuild.targetplatform.1199056163" isAbstract="false" osList="all" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.targetplatform"/>
<builder buildPath="${workspace_loc:/GNSS_Nucleo}/Debug" id="com.st.stm32cube.ide.mcu.gnu.managedbuild.builder.68958637" keepEnvironmentInBuildfile="false" managedBuildOn="true" name="Gnu Make Builder" parallelBuildOn="true" parallelizationNumber="optimal" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.builder"/>
<tool id="com.st.stm32cube.ide.mcu.gnu.managedbuild.tool.assembler.1554129155" name="MCU/MPU GCC Assembler" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.tool.assembler">
@ -105,7 +105,7 @@
<option id="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.floatabi.1740605827" name="Floating-point ABI" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.floatabi" useByScannerDiscovery="true" value="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.floatabi.value.hard" valueType="enumerated"/>
<option id="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.target_board.812753682" name="Board" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.target_board" useByScannerDiscovery="false" value="NUCLEO-F401RE" valueType="string"/>
<option id="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.defaults.519568019" name="Defaults" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.option.defaults" useByScannerDiscovery="false" value="com.st.stm32cube.ide.common.services.build.inputs.revA.1.0.6 || Release || false || Executable || com.st.stm32cube.ide.mcu.gnu.managedbuild.option.toolchain.value.workspace || NUCLEO-F401RE || 0 || 0 || arm-none-eabi- || ${gnu_tools_for_stm32_compiler_path} || ../Core/Inc | ../Drivers/STM32F4xx_HAL_Driver/Inc | ../Drivers/STM32F4xx_HAL_Driver/Inc/Legacy | ../Drivers/CMSIS/Device/ST/STM32F4xx/Include | ../Drivers/CMSIS/Include || || || USE_HAL_DRIVER | STM32F401xE || || Drivers | Core/Startup | Core || || || ${workspace_loc:/${ProjName}/STM32F401RETX_FLASH.ld} || true || NonSecure || || secure_nsclib.o || || None || || || " valueType="string"/>
<option id="com.st.stm32cube.ide.mcu.debug.option.cpuclock.992879542" name="Cpu clock frequence" superClass="com.st.stm32cube.ide.mcu.debug.option.cpuclock" useByScannerDiscovery="false" value="84" valueType="string"/>
<option id="com.st.stm32cube.ide.mcu.debug.option.cpuclock.992879542" name="Cpu clock frequence" superClass="com.st.stm32cube.ide.mcu.debug.option.cpuclock" useByScannerDiscovery="false" value="32" valueType="string"/>
<targetPlatform archList="all" binaryParser="org.eclipse.cdt.core.ELF" id="com.st.stm32cube.ide.mcu.gnu.managedbuild.targetplatform.684191003" isAbstract="false" osList="all" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.targetplatform"/>
<builder buildPath="${workspace_loc:/GNSS_Nucleo}/Release" id="com.st.stm32cube.ide.mcu.gnu.managedbuild.builder.1367961223" keepEnvironmentInBuildfile="false" managedBuildOn="true" name="Gnu Make Builder" parallelBuildOn="true" parallelizationNumber="optimal" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.builder"/>
<tool id="com.st.stm32cube.ide.mcu.gnu.managedbuild.tool.assembler.2089101508" name="MCU/MPU GCC Assembler" superClass="com.st.stm32cube.ide.mcu.gnu.managedbuild.tool.assembler">

17
Core/Src/main.c
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@ -153,14 +153,13 @@ void SystemClock_Config(void) {
/** Initializes the RCC Oscillators according to the specified parameters
* in the RCC_OscInitTypeDef structure.
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLM = 16;
RCC_OscInitStruct.PLL.PLLN = 336;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV4;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 8;
RCC_OscInitStruct.PLL.PLLN = 256;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV8;
RCC_OscInitStruct.PLL.PLLQ = 7;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
Error_Handler();
@ -172,10 +171,10 @@ void SystemClock_Config(void) {
| RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK) {
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
Error_Handler();
}
}

44
GNSS_Nucleo.ioc
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@ -114,10 +114,8 @@ PC13-ANTI_TAMP.GPIO_PuPd=GPIO_NOPULL
PC13-ANTI_TAMP.Locked=true
PC13-ANTI_TAMP.Signal=GPXTI13
PC14-OSC32_IN.Locked=true
PC14-OSC32_IN.Mode=LSE-External-Oscillator
PC14-OSC32_IN.Signal=RCC_OSC32_IN
PC15-OSC32_OUT.Locked=true
PC15-OSC32_OUT.Mode=LSE-External-Oscillator
PC15-OSC32_OUT.Signal=RCC_OSC32_OUT
PC6.GPIOParameters=GPIO_Speed
PC6.GPIO_Speed=GPIO_SPEED_FREQ_LOW
@ -128,10 +126,10 @@ PC7.GPIO_Speed=GPIO_SPEED_FREQ_LOW
PC7.Mode=Asynchronous
PC7.Signal=USART6_RX
PH0\ -\ OSC_IN.Locked=true
PH0\ -\ OSC_IN.Mode=HSE-External-Clock-Source
PH0\ -\ OSC_IN.Mode=HSE-External-Oscillator
PH0\ -\ OSC_IN.Signal=RCC_OSC_IN
PH1\ -\ OSC_OUT.Locked=true
PH1\ -\ OSC_OUT.Mode=HSE-External-Clock-Source
PH1\ -\ OSC_OUT.Mode=HSE-External-Oscillator
PH1\ -\ OSC_OUT.Signal=RCC_OSC_OUT
PinOutPanel.RotationAngle=0
ProjectManager.AskForMigrate=true
@ -166,34 +164,36 @@ ProjectManager.UAScriptAfterPath=
ProjectManager.UAScriptBeforePath=
ProjectManager.UnderRoot=true
ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_USART2_UART_Init-USART2-false-HAL-true,4-MX_USART6_UART_Init-USART6-false-HAL-true,5-MX_I2C1_Init-I2C1-false-HAL-true,6-MX_USART1_UART_Init-USART1-false-HAL-true
RCC.48MHZClocksFreq_Value=48000000
RCC.AHBFreq_Value=84000000
RCC.APB1CLKDivider=RCC_HCLK_DIV2
RCC.APB1Freq_Value=42000000
RCC.APB1TimFreq_Value=84000000
RCC.APB2Freq_Value=84000000
RCC.APB2TimFreq_Value=84000000
RCC.CortexFreq_Value=84000000
RCC.FCLKCortexFreq_Value=84000000
RCC.HCLKFreq_Value=84000000
RCC.48MHZClocksFreq_Value=36571428.571428575
RCC.AHBFreq_Value=32000000
RCC.APB1Freq_Value=32000000
RCC.APB1TimFreq_Value=32000000
RCC.APB2Freq_Value=32000000
RCC.APB2TimFreq_Value=32000000
RCC.CortexFreq_Value=32000000
RCC.FCLKCortexFreq_Value=32000000
RCC.HCLKFreq_Value=32000000
RCC.HSE_VALUE=8000000
RCC.HSI_VALUE=16000000
RCC.I2SClocksFreq_Value=96000000
RCC.IPParameters=48MHZClocksFreq_Value,AHBFreq_Value,APB1CLKDivider,APB1Freq_Value,APB1TimFreq_Value,APB2Freq_Value,APB2TimFreq_Value,CortexFreq_Value,FCLKCortexFreq_Value,HCLKFreq_Value,HSE_VALUE,HSI_VALUE,I2SClocksFreq_Value,LSI_VALUE,MCO2PinFreq_Value,PLLCLKFreq_Value,PLLN,PLLP,PLLQ,PLLQCLKFreq_Value,RTCFreq_Value,RTCHSEDivFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,VCOI2SOutputFreq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VcooutputI2S
RCC.IPParameters=48MHZClocksFreq_Value,AHBFreq_Value,APB1Freq_Value,APB1TimFreq_Value,APB2Freq_Value,APB2TimFreq_Value,CortexFreq_Value,FCLKCortexFreq_Value,HCLKFreq_Value,HSE_VALUE,HSI_VALUE,I2SClocksFreq_Value,LSE_VALUE,LSI_VALUE,MCO2PinFreq_Value,PLLCLKFreq_Value,PLLM,PLLN,PLLP,PLLQ,PLLQCLKFreq_Value,PLLSourceVirtual,RTCFreq_Value,RTCHSEDivFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,VCOI2SOutputFreq_Value,VCOInputFreq_Value,VCOOutputFreq_Value,VcooutputI2S
RCC.LSE_VALUE=32768
RCC.LSI_VALUE=32000
RCC.MCO2PinFreq_Value=84000000
RCC.PLLCLKFreq_Value=84000000
RCC.PLLN=336
RCC.PLLP=RCC_PLLP_DIV4
RCC.MCO2PinFreq_Value=32000000
RCC.PLLCLKFreq_Value=32000000
RCC.PLLM=8
RCC.PLLN=256
RCC.PLLP=RCC_PLLP_DIV8
RCC.PLLQ=7
RCC.PLLQCLKFreq_Value=48000000
RCC.PLLQCLKFreq_Value=36571428.571428575
RCC.PLLSourceVirtual=RCC_PLLSOURCE_HSE
RCC.RTCFreq_Value=32000
RCC.RTCHSEDivFreq_Value=4000000
RCC.SYSCLKFreq_VALUE=84000000
RCC.SYSCLKFreq_VALUE=32000000
RCC.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK
RCC.VCOI2SOutputFreq_Value=192000000
RCC.VCOInputFreq_Value=1000000
RCC.VCOOutputFreq_Value=336000000
RCC.VCOOutputFreq_Value=256000000
RCC.VcooutputI2S=96000000
SH.GPXTI13.0=GPIO_EXTI13
SH.GPXTI13.ConfNb=1

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