Expected result =============== You should be presented with the RIOT shell, providing you with commands to initialize a board as master or slave, and to send and receive data via SPI. Background ========== Test for the low-level SPI driver in combination with the DMA peripheral. ## Default SPI CS pin To overwrite the optional default cs pin CFLAGS can be used: `CFLAGS="-DDEFAULT_SPI_CS_PORT=<my_port_int> -DDEFAULT_SPI_CS_PIN=<my_pin_int>" BOARD=<my_board> make flash term`