hongwai-yaokong-jiema

AB PLC通信sdk以及CIP协议规范(AB PLC communication SDK and CIP protocol specification )

不错的拓普微3.5寸LCD显示屏驱动代码，可以参考(Good TOPWAY 3.5-inch LCD display driver code, you can refer to it)

PIC18F2420 用中断方式从0加到9999 采用四位工阳极数码管(PIC18F2420 interrupt from 0 added to the 9999 four workers anode digital tube)

该程序是CRC校验程序，可以查看文件的校验和，这对文件本身进行校验，也可用在其它程序中检难数据正确与否(CRC procedures can view the document and check that the document itself calibration, but also can be used in other programs Frederick hard data are correct or not)

计算太阳位置，通过公式！用单片机编译程序！(Calculate the position of the sun through the formula! Microcontroller compiler!)

lcd1602单片机万年历，不开多得的好资料，你看了肯定不会后悔。(Beginners lcd1602)

设计并制作一个功率可程控的高效率音频功率放大器及其参数的测量、显示装置。功率放大器的电源电压为+12V（电路其他部分的电源电压不限），负载为8Ω电阻。(Audio amplifier)

通过RS485端口不停地发送数据0xaa用示波器观察RS485端口A、B信号线上的波形或者用RS485接收器接收发送的字符。(Through the RS485 port to send data continuously 0xaa observed with an oscilloscope RS485 ports A, B signal waveforms or use the RS485 line receiver sends characters.)

通过51单片机串行转并行，扩展IO口，实现四个步进电动机的控制。(By 51 microcontroller serial to parallel IO expansion port, to achieve four stepper motor control.)

一个键盘监视小程序,可以读取任何键盘输入,并保存到C:CONIO.TXT文件中(a small keyboard surveillance procedures, can read any keyboard input, and the preservation of the C : CONIO.TXT document)