一个单片机控制继电器的程序。用C编，可实现一定的基础控制功能

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.

非接触式IC卡编程样例232-C3-non-contact IC card programming sample 232-C3

单片机脉搏测量仪的电路设计和源码，包括KEIL调试文件和PROTEUS仿真文件-Single-chip pulse measuring instrument circuit design and source code, including KEIL debug files and documents PROTEUS simulation

1T单片机延时程序头文件代码，us，ms，s延时直接调用，无需再写-1T delay program header file code for MCU

MICROCHIP滚码接收和存储程序。官方程序-MICROCHIP rolling code receiver and storage procedures. Official procedures

Motorola公司单片机MC68HC908实现KBI功能的实例程序,C语言在Code Warrier集成环境中编写。-Motorola MCU MC68HC908 companies achieve functional examples of KBI procedures, C language in the Code Warrier prepared integrated environment.

一个使用USB下载51单片机程序的源程序，是第一手开发，很方便学习单片机的朋友使用-A use of 51 single-chip USB to download the source program is first-hand development, very convenient to study the use of SCM Friend

一种自激式开关稳压电源的设计, pdf格式

USB Pad test source code with SL811 usb host ic