这是本人在网络上收集的GPRS开发资料，希望对那位朋友有用。...

73K222AL单片式调制解调器与单片机的接口电路.包含文档说明、电路、源代码。-linking 73K222AL monolithic modems and microcontroller interface circuit. Includes document shows that circuit, the source code.

51单片机驱动24C02存储器 可以学习IIC总线-51 Single-chip driver 24C02 memory can learn IIC bus

Keil_AGSI_SDK: 这是一个广泛使用的Keil单片机IDE平台软件仿真插件(AGSI)开发的官方SDK资料包,内含DLL插件范例和开发自己的仿真DLL插件所必须的包含文件,同时资料中还含一个48页的详细介绍如何开发此类插件的PDF指南-Keil_AGSI_SDK: This is a widely used Keil Singlechip IDE plug-in software simulation platform (AGSI) official SDK development kit, containing examples and DLL plug-ins to develop their own simulation DLL plug-ins necessary to include file, while information also containing a 48-page detailed introduction how to develop such a plug-PDF Guide

DS1302+DS18B20+无线遥控应用程序-DS1302+ DS18B20+ wireless remote control applications

DTMF Generator for AVR

51系列单片机LCD液晶显示程序-51 MCU LCD display program

学习SPI总线-93C46应用程序，本程序为SPI总线应用程序

自制MP3硬盘播放器，含电路图（DDB）以，源代码及使用说明-Self-made hard drive MP3 players, including circuit diagrams (DDB) to, source code and use

基于51系列单片机实现8字数码管对时钟秒表的显示-MCU eight characters of the digital clock shows the stopwatch

单片机的系统的开发中对初学者，有很大的帮助，特别是在电子竞赛中应用。-SCM system development for beginners, will be very helpful, especially in the application of electronic competition.