Resolved! Why is the code for UART callbacks being optimized out with optimization set to -O (none)
Nucleo STM32H723ZGCubeMX 6.3.0Cube IDE 1.7.0Package 1.9.0Using CubeMX the UART2 is set up for DMA on transmit and receive. The code is working for transmit and I see data on the scope that matches what is being setup in the buffer. The transmit pin...