Webstm32学习笔记----双串口同时打开时的printf()问题 最近因为要使用串口2外接PN532芯片实现通信,另一方面,要使用串口1来将一些提示信息输出到上位机,于是重定义了printf(),使其将打印的信息重定向至串口1。 但是当在程序中调用printf()时,却发现上位机无论如何都接收不到信息,而且printf()之后的 ... WebFeb 9, 2024 · GD32 Usart配置与重定义fputc GD32F303X Uart配置void Usart_init(void){ rcu_periph_clock_enable(RCU_GPIOA); rcu_periph_clock_enable(RCU_USART0); …
C library function - fputc() - tutorialspoint.com
WebSo for implement the printf via USB port is necessary configure the USART2 and redirect the PUTCHAR to USART. For do this is necessary the C code show below. Insert from: /* USER CODE BEGIN 0 */. and. /* USER CODE END 0 */. the code below. WebFeb 14, 2024 · int fputc(int ch, FILE *stream); 1. fputc 函数写入字符 ch 到给定输出流 stream,printf函数在调用该函数时,会向stream参数传入 stdout 从而打印数据到标准输出。. 那么,要实现printf打印到串口就变得非常 … can\u0027t begin chunk inside data chunk 3ds max
fgetc, fgetwc Microsoft Learn
Web1 day ago · #include "adc.h"void adc_init(void){RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE);RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1, ENABLE);GPIO_InitTypeDef,21ic电子技术开发论坛 WebAug 2, 2024 · Guru is a Communications graduate with hands-on experience with computers, cameras, and editing tools. A tech enthusiast and a movie buff who loves … WebThe C library function int fputc(int char, FILE *stream) writes a character (an unsigned char) specified by the argument char to the specified stream and advances the position … can\u0027t begin to