Can anyone explain why any STM32H743 Ethernet reception causes all the Rx buffer descriptors to be closed with DESC3 set to 0x00000000 and the RBU status flag set to indicate no more buffers available?
HiWorking on the STM32H743ZI - Ethernet transmission is working but reception not.As shown below there are 4 rx buffer descriptors set up. Each with the DMA ownership, generate interrupt on completion and buffer 1 valid set in DESC3. DESC0 points to ...