I found the solution by fixing these;1. Personal mistakes on code of SPI interrupt while extracting the data.2. SPI Cable problem : I replaced the new one . Then it worked.3. I made the speed again 3,125 MHz which provides the decent data flow for my...

I have the same problem . I was trying to send serial 16 bits data from Master that is written on HAL and slave one is written on register level using SPI RX IRQ. My aim is to send serial three channel data via 16 bits from the array at Master side, ...