可以熟悉51单片机中断机制 大大方便学习51单片机

单片机学习的具体步骤，希望能够给初学单片的朋友们帮助。-Singlechip learning specific steps, hoping to chip to the novice friends to help.

这是用VHDL来设计80C51的开发过程和代码！ 处女作，大家一定要顶啊！-This is 80C51 VHDL design to the development process and code! The first time, we must Crack!

在单片机向实际系统发出控制信号时,需用数模转换芯片将数字信号转成模拟信号.这个程序和原理图详细说明了DA转换器的应用和开发.-In SCM systems to the actual control signal, the required digital-to-analog converter chip digital signal into analog signal. This procedure and schematic diagram detailing the application of DA converters and development.

节能充电器-Energy-saving charger

转速表：硬件简单，您可以用89c2051代替89c51，p1口做数据输出；p3口做位驱动，int0为转速信号输入-speed : hardware simple and you can replace 89c51 89c2051, p1 I do data output; P3- I do drive, int0 to speed signal input

很好的用io口模拟串口的程序，内带仿真文件，可随意修改，已经在产品中应用，可放心使用。-Io mouth with a very good simulation of serial procedures, within the simulation with documents, can be freely modified, has been applied in the product can be assured that use.

全量程交直流无档电压表的设计 这里只给出了系统设计的方案 带有程序流程图-Wide-range AC-DC voltage meter free stall design here only gives the system design program with a program flow chart

atmel官方的sam7x256芯片在keil编译环境下的全部源代码，以工程形式提供。-official sam7x256 atmel chip keil build environment in the whole of the source code, As for the form.

详细介绍了LCD相机标定的原理-Described in detail the principles of camera calibration LCD

PIC16F877应用的AD转换主程序 并可以通过LCD显示-PIC16F877 applications AD conversion by the main program and LCD display