Posted on June 19, 2016 at 08:52The original post was too long to process during our migration. Please click on the attachment to read the original post.
and compare the code there with your code. The example at this path: STM32Cube_FW_F4_V1.12.0\Projects\STM32F4-Discovery\Examples\SPI\SPI_FullDuplex_ComIT You should ensure that you are wiring correctly the connection cables. -Hannibal-