2 Commits (a2fb4a6af8d845f1cd6b2d33909a1d3f3081a336)

Author SHA1 Message Date
unicod 9b1029a5e1 USART2 DMA RX/TX works
- Rx/Tx handler in usart2_dma.*
- CubeMX: USART and DMA init
- DMA CH2: Tx
- DMA CH3: 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
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