Based on Single Chip Embedded USB Host Research and realize, a good article

二极管闪动实验，C51制作-diodes flashing experiment, the production C51

用单片机驱动驱动液晶显示器，实现计时，测温等功能的 开发环境为keil-Using single-chip LCD driver drive, realize the time, temperature and other functions of the development environment for keil

LT_1B msp430开发板例子程序－T1

引擎点火控制器角度侦测程序,MCU用的是AT89C51，简单易懂，很好的参考程序-engine ignition angle detection procedures controller, the MCU is the AT89C51, simple, good reference procedures

AVR mage8单片机的bootload程序、完整版本、本人做项目一下在用、此程序为13.56m晶振版本、非常好用-MCU AVR mage8 Bootload procedures, full version, I do projects about the use of, this procedure 13.56M crystal version, very easy to use

利用无线模块开发的报警器源程序，此程序已在产品中使用-The use of wireless module developed by alarm source, this procedure has been used in the product

au3131应用资料，最小的sd卡mp3方案

基于MCS―51系列单片机的燃气智能系统的开发应用-Based on MCS-51 series single-chip gas development and application of intelligent systems

ucos-11在51上的移植-CENTER-11 of the 51 transplant

单片机C51控制，实时时钟程序，单片机掉电后重新启动仍能准确显示时间-C51 single-chip control, real-time clock procedures, single-chip power-down after the restart time can accurately show