Tool/software:
How to implement serial port transmission DMA and receive idle interrupt on the MSPM0G3507 development board?
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Tool/software:
How to implement serial port transmission DMA and receive idle interrupt on the MSPM0G3507 development board?
Hi,
Check out this example we have for a SPI controller using DMA: https://dev.ti.com/tirex/explore/node?node=A__AMcsroJBA2tS1rJ7SlwCVQ__MSPM0-SDK__a3PaaoK__LATEST
This should give a good guideline to getting the DMA set up with a serial comm.
To handle an idle interrupt, you can just add a case to handle " DL_SPI_IIDX_IDLE" in the ISR shown in the example.
Best,
Sam