软件源程序（KEIL C51）完整项目包， 包含JJY发射和接收全部代码，可直接运行(89C51 + LCD1602 + JJY)-Software source code (KEIL C51) a complete project package that contains all the code JJY transmitter and receiver can be directly run (89C51+ LCD1602+ JJY)

AT89C51/52单片机驱动DS12C887芯片的程序，已经封装好，直接在工程中添加DS12C887.C文件，并且在主函数中#include DS12C887.H-AT89C51/52 Microprocessor DS12C887 chip program, has a good package, add DS12C887.C directly in the project file, and in the main function# include DS12C887.H

软件源程序（KEIL C51）完整项目包， 包含JJY发射和接收全部代码，可直接运行(89C51 + LCD1602 + JJY)-Software source code (KEIL C51) complete project package that contains all the code JJY transmitter and receiver can be run directly (89C51+ LCD1602+ JJY)

C51项目程序资料包，包括按键次数计数器，数码管显示控制，钟表时间调整，定时器方波，楼梯间灯控制(C51 project package)