AT89S51 MCU Output Pulse Width Modulation Wave

AVR俄罗斯方块程序:游戏区是18*15格，3*3点阵一格，右边有下一个图形显示和所消行数的显示

在单片机应用设计中，4*4键盘是经常用到的，在这个程序种，提供了驱动键盘的基本函数，用户可以直接调用，可以很容易的移植到你的系统上。程序中并附带了，lcd1602的驱动程序-Application in the design of single-chip, 4* 4 keyboard is frequently used in the process of providing the basic function-driven keyboard, users can directly call, can be easily ported to your system. And incidental to the proceedings, lcd1602 driver

自己写的秒表程序，六位数码管扫描方式，精度可再提高-write his stopwatch procedures, six digital tube scan mode, the accuracy can be increased

利用单片机实现简单音乐发生器，可以尝试实践一下，比较简单-MCU use simple music generator, may try to practice that is relatively simple

本程序给出了一种msp430单片机模拟实现i2c总线的一种方法-this procedure gives a MCU Controller Simulation i2c a method Bus

使用PROTEUS仿真的DS1302时钟,与主机同步显示时间,C编写-PROTEUS simulation using the DS1302 clock, display time synchronization with the host, C prepared

51单片机的上网实现,上网程序清单C51-浮点运算功能-51 MCU web, Internet list of procedures C51-floating point performance

MSP430单片机FLASH系列的PCB和原理图库，很好用的啊！-MSP430 Flash series and the PCB Principle Gallery, the good ah!

TI TMPS430单片机使用例子，希望对象我一样的初学者有帮助-a sample of using the TMPS430,i hope it will help the new learner as me

C51七种实用子程序集4-C51 seven practical subroutine Set 4