SPI1 DMA channel/stream

russdx · ‎2012-10-25

Posted on October 25, 2012 at 14:38

Where do I find out what DMA channel/stream i need to use for SPI1 TX.

not sure which st document has this information in it?

(stm32f4)

Thanks 🙂

Tesla DeLorean · ‎2012-10-25

Posted on October 25, 2012 at 17:12

The RM0090 Reference Manual

DMA2 request mapping table (Table 21, Pg 165 in Rev 1)

SPI1_TX DMA2 Channel 3, Stream 3 or Stream 5

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russdx · ‎2012-10-25

Posted on October 25, 2012 at 17:57

perfect 🙂

Thanks