按键控制led

说明：  电子秤proteus仿真，有压力传感器和AD转换模块(Electronic Liureus simulation with pressure sensor and AD conversion module)

说明：  跑马灯是一种电脑编程工具，利用涂鸦等效果显示文字。电脑中的跑马灯，跑马灯在编程中，通常指有时需要用一矩形条显示少量用户特别关心的信息，这条信息串首尾相连，向一个方向循环滚动。(The marquee is a computer programming tool that uses text such as graffiti to display text. In the computer, the marquee and the marquee are usually programmed to display a small amount of information that the user is particularly concerned with. This string of information is connected end to end and scrolls in one direction.)

液晶例程， 包括画点画线画缓冲条，在液晶上printf的算法(LCD program world，you can study LCD draw points )

直导线电容的计算与说明文档，并且与书本数值进行对比(Straight wire capacitance calculation)

这是基于开发板LPC1114的源码程序，是用C语言编写，关于液晶显示屏的配置和实现同时它也是一个完整的模板，可以在此基础上添加其他程序用于开发板的学习，是一个完整的模板，可直接使用。(This is based on the development board LPC1114 source code program, is written in C language, on the LCD display configuration and implementation at the same time it is a complete template, you can add other programs on this basis for the development board learning, is a complete template, can be used directly.)

用pic工业控制单片机编写的自动红外调速风扇程序(Industrial control with a pic microcontroller automatic infrared write speed fan program)

说明：  cordic算法的C语言实现，包含了相应C语言程序，十分珍贵(cordic algorithm C language, contains the corresponding C language procedure is very valuable)

一遍关于单周控制三相四线制静止无功发生器研究的文章(the reserach of three-phase four-wire static Var Generator with One-cycle Control)

51单片机详细资料，包括数码管、AD/DA转换,I2C，定时器等等(51-Single chip machine)

手持键盘按键信号用RS485通讯传输至CPU板 (RS485 communication between Hand_Key_Board and CPU_board)