Multi-channel digital audio over RS485 Hardware: 2218 board SW project: STM32 cube MX+IDE MCU: STM32H533RET
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unicod 336c397135 USART3 DMA RX/TX works
- Rx/Tx handler in usart3_dma.*
- CubeMX: USART and DMA init
- DMA CH0: Tx
- DMA CH1: Rx
- DMA Port0 for periph transfer
- DMA Port1 for mem transfer
- Continuous Rx handling via DMA pointer (no INT, no TC flag)
- Tx: collect data into tx buf or send immediately
4 weeks ago
Core USART3 DMA RX/TX works 4 weeks ago
Drivers Added interrupt driven UART5 4 weeks ago
.cproject Blinking LED on PC11 4 weeks ago
.gitignore Added gitignore 1 month ago
.mxproject USART3 DMA RX/TX works 4 weeks ago
.project Project generated from MX 4 weeks ago
DigitalAudioH533.ioc USART3 DMA RX/TX works 4 weeks ago
LICENSE License: Apache 2.0 4 weeks ago
STM32H533RETX_FLASH.ld Project generated from MX 4 weeks ago
STM32H533RETX_RAM.ld Project generated from MX 4 weeks ago