My goal is to rework the SD-card code with FatFS in non-blocking mode. When I start to read the SD card with the help of DMA, I have been surprised that the boot sector (sector #0) has somehow 'damaged' content (0x55AA signature at the end, but man...

Hello, I am working on SDMMC ReadBlock function using DMA with peripheral flow control enabled. When I try to transfer 512 Bytes block from the SD Card, I have last 3 DWORDs "mising" (CNDTR is 0xFF82 instead of expected 0xFF00). These DWORDs are tra...