SPRUIZ1B July 2023 – August 2024 TMS320F28P650DH , TMS320F28P650DK , TMS320F28P650SH , TMS320F28P650SK , TMS320F28P659DH-Q1 , TMS320F28P659DK-Q1 , TMS320F28P659SH-Q1
In 3-wire peripheral mode, SPICLKx, SPISTEx, and SPIPOCIx pins must be configured as SPI pins (SPIPICOx pin can be configured as non-SPI pin). Like in controller mode, when transmitting, the peripheral receives the data transmitted and must clear this junk data from the receive buffer.