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DMA memory to SPI is not working

SoCalJim
Associate II

‎2025-01-13 01:02 PM

I can get HAL_SPI_Transmit (and HAL_SPI_Transmit_IT) to work properly, but I cannot get HAL_SPI_Transmit_DMA to output signals. Here's my simplified code.

 

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SoCalJim
Associate II

‎2025-01-13 05:04 PM

I got it working. I didn't have my scope setup properly :(

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