很完整的门禁系统原码，希望能帮助大家更好的学习学习一下...

光电鼠标的电路图，很好的，多多交流学习-Circuit diagram of optical mouse, very good, a lot of exchange of learning

直流电机闭环控制C程序，包括方向、转速的控制和补偿算法等-C closed-loop DC motor control procedures, including direction, speed control and compensation algorithms, etc.

51单片机播放音乐的C51程序和用Proteus仿真的电路图，上述两个软件均已上传，请站长慎查-51 Singlechip play the music of C51 process and circuit simulation with Proteus, the two have been upload software, please check station Shen

keil c编写的单片机实现web服务 包含原程序和可执行文件-prepared by the MCU web services include the original procedures and executable files

5532CS5532 driver c language -CS5532 driver c language driver c language driver c language

实现68013系列芯片进行BULK传输的程序-achieve 68013 series chips BULK transmission procedures

基于AT89C52的单片机4X4键盘原理图，可用于小系统板-Based on AT89C52 microcontroller 4X4 keyboard schematics, can be used for a small system board

系统以AT89S52单片机为控制核心，加以直流电机、舵机、光电传感器、火焰传感器和电源电路以及其他电路构成，设计报告完整，元器件选择比较恰当，制作的小车能完成题-AT89S52 Single-chip system for the control of the core, to DC motor, gear, photoelectric sensors, flame sensors and power supply circuit and other circuits, the design integrity of the report, more appropriate choice of components to produce the car to complete the title

4X4键盘扫描源程序 适用于基于Keil80C51 -4X4 Mirror扫captured Tai-ying, the most序适using quilt prices quilt Keil80C51

详细分析了CAN驱动源码，中文注释，附SJA1000电路连接图-analysis the source code of can bus driver， and do comment in Chinese，the circuit of SJA1000 is added，too！