非常经典的51单片机常用实例程序代码，还附有开发板原理图：内容主要有：1 流水灯2 倒计时--数码管3 数码管动态显示4 数码管静态显示5 点阵--心型6 串口通信16 串口通信27 继电器控制8 音乐播放程序9 AT24C0210 红外线接收11 DS18B20

12DS1302 13 LCD1602-1 14 PS2键盘显示；15 矩阵键盘16 LCD12864 17 步进电机17 步进电机驱动



18 ADC0832 19 RS485通讯 20 直流电机 21 定时器0 22 按键计数器 23 交通信号灯控制 24 中断 25



串口接收发送程序-SCM is commonly used in the classic examples of program code 51, also with a development board schematics: mainly: 1 water light 2 Countdown- 3 digital control digital control digital control of static dynamic display 4 5 dot matrix display- heart-shaped six serial serial communication 27 communications relay control 16 music player 8 9 AT24C0210 infrared receiver 11 DS18B20 12DS1302 13 LCD1602-1 14 PS2 keyboard and display　15 matrix keyboard 16 LCD12864 17 17 stepper motor driver stepper motor 18 ADC0832 19 RS485 Communication 20 DC 21 key counter timer 0 22 24 23 traffic signal control 25 serial port interrupt to send programs to receive