SPRUIX1B October 2022 – April 2024 TMS320F2800132 , TMS320F2800133 , TMS320F2800135 , TMS320F2800137
In 3-wire slave mode, SPICLKx, SPISTEx, and SPISOMIx pins must be configured as SPI pins (SPISIMOx pin can be configured as non-SPI pin). Like in master mode, when transmitting, the slave receives the data transmitted and must clear this junk data from the receive buffer.