cmsis_spi_dma_b2b_transfer_master
Overview
The spi_dma_b2b_transfer example shows how to use SPI CMSIS driver in dma way:
In this example , we need two boards, one board used as SPI master and another board used as SPI slave. The file ‘spi_dma_b2b_transfer_master.c’ includes the SPI master code.
SPI master send/received data to/from SPI slave in dma .