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

AT89C2051时钟程序-AT89C2051 clock procedures

简易信号发生器，可产生正弦波、方波、三角波，幅度、频率都可调节。-Simple signal generator can produce sine, square, triangle wave, amplitude, frequency adjustment can be.

12864液晶驱动程序，利用函数可变参数的特性及改变临时空间的大小，可以显示任意长度的字符串。-12864 LCD driver, the use of variable parameters of the characteristics of function and change the size of temporary space, you can display a string of arbitrary length.

CM320X240LCD的驱动程序，C语言，wave仿真器调试通过-CM320X240LCD driver, C language, wave simulator debugging through

E2PROM 24c01 c02 程序-E2PROM process 24c01 C02

m128 接 gsm modem 用pdu 发中文短信 的流程。自己总结的，附带源码，仅供参考哦-gsm modem access m128 made by Chinese SMS pdu process. Their own summary, with source code, for reference only, oh! !

软件实现日历，采用LCD1602显示,1602的第一行滚动显示设计说明，第二行显示日历-LCD1602 LCD1602 LCD1602 LCD1602

本压缩文件主要介绍语音芯片ISD25120的使用方法，附有实用源代码，直接可以使用-This paper introduces the voice compression chip ISD25120 use with utility source code can be used directly

软件模拟串口-Software simulation serial

AVR单片机应用系统开发典型实例_2 -AVR Singlechip classic example of application systems development _2