My board has two I2S interfaces, but the DMA controllers are only connected to one of them. Should I use the DMA for audio in, or for audio out?
I thought I had checked everything about the F767ZI Nucleo-144 and its pin availabilities. Unfortunately I overlooked that I2S_A is the only one whose peripheral pins are connected to the SPI_RX and SPI_TX regs for DMA streams.This means that for my ...