Use of PWM and displacement computing design and the use of the human eye

使用键盘上的上、下、左、右四个按键，可以分别控制led1,2,3,4, 每个LED 对应的Port 请参考“实验平台介绍”说明文档。要求按下 上面提到的四个按键中间的一个按键后，该按键对应的led 被点亮，持续1 秒钟以后led 熄 灭。-Use the keyboard on the upper and lower, left, and right buttons, can control led1, 2,3,4, each LED corresponding to the Port, please refer to " experiment on" documentation. Requirements of the four above-mentioned press the middle button of a button, the button that corresponds to being light led, continuous 1 second later led out.

采用普通单片机控制的电桥测试仪，贡献给大家啊-Ordinary single-chip microcomputer-controlled electric bridge tester, contribution to the U.S. ah

基于芯片DS12887的电子时钟、日历系统设计和制作，采用C51编程。

液晶方面的一些资料文件 希望有所帮助关于51语言-LCD some hope that help information paper on the 51 language

自制红外线自动门控制器电路,市场上成品的自动门控制及执行机构价格普遍偏高，文中介绍的方法适合家庭自制使用，用到的元器件都很容易找到，有兴趣者不仿一试。-Self-made infrared automatic door controller circuit, the market finished the automatic door control and enforcement agencies generally high prices, the introduction of the method is suitable for home use, the components used are very easy to find, do not have interest in like a try.

功能： 液晶（LCD）显示程序； LCD： TRULY M19264-5A1 192*64点阵 驱动器： S6B0108/S6B0107或HD61202及相兼容驱动器 -functions : liquid crystal display (LCD) display program; LCD : TRULY M19264- 5A1 192 64* Lattice Drivers : S6B0108/S6B0107 or HD61202 and compatible drives

C51程序-C51 procedures

这也是MICROCHIP 单片机的C 编译器。 它集成了大部份的函数，使用非常方便。 用于多种PIC 系列单片机-It is C compiler of MICROCHIP single chip.It integrated most of functions,so it is convenient,it is used for kinds of PIC singlechip.

Start PSC1 in 1 ramp mode using P-Start PSC1 in ramp mode using a P

初学单片机的一个实例运用，以at89c2051为例，用c语言编写的时钟程序。程序采用了两级中断，具有时钟及秒表功能。-beginners MCU use an example to at89c2051 example, the language used c clock procedures. Adoption of the two suspended, with the clock and stopwatch functions.