Some problems about printing and scaning from serialPort using UART_Function.
Hardword: STM32F0_DiscoveryDevelop_Kit: Keil5.30+STM32CubeMXI define the printf function in main.c as below:#include "stdio.h"#ifdef __GNUC__ #define PUTCHAR_PROTOTYPE int __io_putchar (int ch)#else #define PUTCHAR_PROTOTYPE int fputc(int ch,FILE *f)...