这是一个基于P89c51单片机的声音与显示C51程序

Loops back EP2OUT to EP6IN and EP4OUT to EP8IN.

基于AVR单片机的触摸屏控制程序，无需触摸屏驱动芯片也可使用触摸屏。-AVR MCU-based touch-screen control procedures, without a touch screen driver chips can also use the touch screen.

avr gcc uart source code examples-avr gcc UART source code examples

该程序实现有两个单片机进行环境温度和关照信息的采集。-The program has two microcontrollers to achieve environmental temperature and care information collection.

实现钟表的基本功能，可以通过串口改时间，有记星期的功能，也可通过键盘改点-it can realize a clock s function ,can modify it s clock via serial and keys.can remember wenkends,

激光测距程序，MCU用的是三星的八位处理器，型号为S3C8245，如有不不明白，请发邮件到MICHEAL23・SOHU。COM-laser rangefinder procedures, the MCU is Samsung"s eight processor model S3C8245, if not do not understand, please send mail to MICHEAL23 SOHU. COM

完整的远程抄表系统程序．包含电量采集（分峰时，平时和谷时）．系统已申请专利-integrity of the remote meter reading system procedures. Acquisition includes electricity (at peak hours, in peacetime, and the trough). Has applied for the patent system

H4100射频卡驱动程序，该程序应用久经考验-H4100 RF card driver, the application of tried and tested procedures

NOKIA 5110LCD的驱动程序（带照片）MSP430的高级开发板的测试程序，主要有RS485通信，以太网通信，SD卡存储-NOKIA 5110LCD driver (with photos) MSP430 development board, senior test procedures, there are RS485 communication, Ethernet, SD card storage

MODBUS通信协议MODBUS源代码最初是MODICON为自己生产的PLC（可编程逻辑控制器）协议而开发的，后来广泛应用于工业部门，这是一对多的通信方式，他的方式是免费开放的，任何人都可以开发，这么多的PLC，人机界面和控制软件有支持方案。