spi5 will not do less then 8 multiplier.
I set up my spi5 as follows hspi5.Init.Mode = SPI_MODE_MASTER; hspi5.Init.Direction = SPI_DIRECTION_2LINES; hspi5.Init.DataSize = SPI_DATASIZE_8BIT; hspi5.Init.CLKPolarity = SPI_POLARITY_LOW; hspi5.Init.CLKPhase = SPI_PHASE_2EDGE; hspi5.Ini...