门禁系统读卡器源码 有助于了解其工作原理 帮助开发单片机

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

利用51单片机对RTL8109进行控制，实现以太网通讯功能。-The use of 51 single-chip control of RTL8109, Ethernet communication functions.

寻迹机器人设计开发环境为ICC,可以编译成汇编,直接下栽到嵌入式avr单片机进行控制-tracing robot design and development environment for the ICC, can compile a compendium, Embedded directly to the downward avr microprocessor control

ConnectOne 工业级wifi模块的相关文档，串口通信．可以和单片机相接，及我在ＰＣ机端能过串口测试时的指令（带注释）-Industrial ConnectOne class documentation wifi module, serial communications. Single-chip can be connected, and at my PC over the serial terminal to test the command (with Notes)

NEC公司的ASSP芯片pdf文档，用于步进电机和直流电机的PWM控制，支持与51单片机通信。-NEC corporation，ASSP chip，datasheet，pdf，function is control the motor,using step control or PWM control.

一个警报声程序 　　　　　　　　　　　　　　　　　 一个警报声程序-an alarm sounded a siren procedures procedures

61单片机的i2c程序包，这个本人用过可以使用的-61 microcontroller i2c package, which I used can be used

I2C及ATC2401--很有价值的哦-I2C and ATC2401 valuable Oh

单片机控制按键显示芯片HD7279A，现象左移两位显示，C言版.rar-SCM button display chip HD7279A, the phenomenon of the left two show, C made version. Rar

基于单片机的红外通信原理 及电路设计-Single-chip communication based on infrared principle and circuit design