I2S DMA

[johnspeth9108]

Posted on September 16, 2012 at 20:34

 

 

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[johnspeth9108]

Posted on September 16, 2012 at 21:06

Answer to myself:I think my error is in line 16:

DMA_InitStructure.DMA_Channel
= 
DMA_Channel_3
; 

For the connections I've used, it should be:

DMA_InitStructure.DMA_Channel
= 
DMA_Channel_0
;
 
so the DMA1 request comes from SPI2_RX not I2S2_EXT_RX.
 

John

[jark]

Posted on January 23, 2013 at 05:01

Hi,  You said you think ... was it the real fix?

Jim