一个用PROTEUS仿真可以播放音乐的程序，包括PROTEUS文件和KEIL文件...

DES加密算法的－－51单片机C语言程序-DES encryption algorithm- 51 single-chip C Language Program

zigbee是门新型的技术，将在未来的社会中扮演着重要的角色，特此提供Jennic zigbee中文开发指南-zigbee is a new type of door technology, society in the future play an important role, and would like to provide Jennic zigbee Chinese Development Guide

基于51最小系统的LCD显示程序,包括电路图,源程序-51 based on the smallest system LCD display program, including schematics, source code

8*8点阵led显示功能介绍，包括点阵构成的原理，显示一竖柱，显示一横柱-8* 8 dot matrix led display, including the principle of dot-matrix composition, show一竖column, showing a horizontal column

51单片机编程助手。可以方便对c51的的编程-51 Single-chip programming assistant. Can facilitate the C51 programming

protel99se的十来个元器件库文件。希望对大家画图的时候能起到帮助。-Protel99SE library file of a dozen components. Wish to draw a time when everyone can help.

对电网参数的测量程序，可测量多个参数，包括LED显示和键盘中断程序-network parameters on the measurement procedures, a number of measurable parameters, including LED display and keyboard interrupt procedures

利用汇编语言，设计一个读取环境中的温度并显示出来的系统-The use of assembly language, design a reading environment temperature and display system

51单片机ds1302驱动程序，肯定是好地-51 drivers, is certainly well

遥控小汽车的设计 可以有限速区和加速区 对他完全实现自动控制-remote control cars designed to be limited to the speed zones and accelerating the full realization of his control