[STM32F411] I want UART waiting for RXNE interrupt,but it can't stop to keep entering UART_IRQ_Handler and alway readed the last data even I'm not trans any data to MCU, Where am I doing wrong?
UART_HandleTypeDef huart2;void MX_USART2_UART_Init(void){ huart2.Instance = USART2; huart2.Init.BaudRate = 9600; huart2.Init.WordLength = UART_WORDLENGTH_8B; huart2.Init.StopBits = UART_STOPBITS_1; huart2.Init.Parity = UART_PARITY_NONE; huart2.Init.M...