ESP32 Forum

Posted: **Thu Oct 28, 2021 9:23 am**

I'm having an issue with using SD Cards with SPI

spi: spicommon_dma_chan_alloc(228): no available dma channel

I'm not sure how to track this issue down - I can't recreate it in a simple test program, only in my main application.

Posted: **Thu Oct 28, 2021 1:55 pm**

Turns out this was being caused by an issue on my side.

spi: spicommon_dma_chan_alloc(228): no available dma channel