dds digital frequency synthesis principle simulation program, download, will be...

时钟芯片将给显示时间，其包括年，月，日，小时，分钟，秒。-Will show the time clock chip, which includes year, month, day, hour, minute, second.

VB平台单片机与PC机串口通信的PC端程序。小巧易用，功能丰富-VB Platform single-chip serial communication with the PC-the PC-side program. Small, easy-to-use, feature-rich

利用单片机控制的8255键盘控制实验汇编成序-MCU 8255 using the keyboard to control the experimental sequence was compiled

SED1335驱动程序，很好用，有说明。不同的单片机只需修改相应的读写程序

本程序使用AduC812单片机,实现从键盘读取数字,并用LED指示灯显示按键所在行列数-the procedures used Aduc812 Microcontroller microcontroller, read from a digital keyboard and LED indicator shows where the ranks of a few buttons

一个本人编写的时钟程序，用stc芯片，四位数码管，74ls164译码器。-I prepared a clock procedures, using STC chips, four digital tube, 74ls164 decoder.

单片机控制的步进电机 不是很完善 但是能实现基本功能-Single-chip stepper motor control is not very perfect but can realize the basic functions of

IRQ4中断有三个中断源：1KHz、2Kz和4KHz,每一个中断分别控制与IOA0-IOA1,IOA2-IOA3和IOA4-IOA7相连的LED灯-IRQ4 interrupt has three interrupt sources: 1KHz, 2Kz and 4KHz, each interruption of the respective control and IOA0-IOA1, IOA2-IOA3 and IOA4-IOA7 connected LED lights

如文件名，在LPC2138上的I2C的Master发送接受测试程序。里面的readme.txt（英）有详细说明。-If the file name, in the LPC2138 on the Master send I2C tested procedures. Inside the readme.txt (British) has a detailed description.

ATmega8+315M或433.92M的超再生接收头+1602六线控制的1602显示解到的码-ATmega8+ 315M or 433.92M the超再生receive the first+ 1602 six-lane controlled display solutions to the 1602 Code