Hello everyone,I successfully used USART1 and USART3 in my application. However, when trying to use USART4, Rx is working but not Tx. The idle signal stays at 0V all the time. Here is what I already check:UART initstatic void MX_USART4_UART_Init(void...

Hello, I am using an STM32F427ZIT6 on a custom board for my project and it was working perfectly until now. I was able to programming it with an ST-Link V2 + ST-Link Utility as expected.I was working on adding DMA to my code but one day my chip stopp...