一个本人编写的时钟程序，用stc芯片，四位数码管，74ls164译码器。...

callback demo program, you can learn how to write callback functions

用KEIL开发的操作C51单片机的IO口，使得完成对IO口的读写等操作-KEIL development operation with C51 MCU IO mouth, making completion of the IO port to read and write operations, etc.

AVRMEG32编写的一个项目代码,里面包含一般应用的模块.-AVRMEG32 the preparation of a project code, which contains the general application of the module.

单片机开发板的电路图 包含 PCB。。。。U1=89C51 U2=555 U3=MAX232 U4=24C01 U6＝X25045看门狗 X1=共阳数码管 -Single-chip development board contains the circuit PCB. . . . U1 = 89C51U2 = 555U3 = MAX232U4 = 24C01U6 = X25045 watchdog X1 = total yang digital tube

51系列单片机的OCM12864液晶显示程序。初学单片机。-51 Series LCD OCM12864 SCM procedures. Singlechip beginner.

一些关于数据转换与计算的子程序，采用汇编语言编写。-some of the data conversion and calculation of the subroutine using assembler language.

这个程序利用89S51演奏生日快乐的歌曲 */-This procedure performed using 89S51 Happy Birthday song* /

单片机液晶界面系统,128*64,整个系统中容易开发-LCD microcontroller interface system, 128* 64, the whole system easy to develop

C51汇编必做试验7 -- 通过串行口与PC机通信（上位机控制的必备）-C51 compilation of tests must be done 7- through the serial port with the PC, communications (Host Computer Control Essential)

该源码是一款用12864做的英文游戏，具有proteus仿真，比较有趣，能激发学液晶的兴趣-The source code is a 12864 to do with the English game, with the Proteus simulation, the more interesting, can stimulate interest in science LCD