an alarm sounded a siren procedures procedures

51单片机Keil C延时程序的简单研究-51 SCM Keil C Delay simple procedure study

PCF8563驱动程序 PCF8563驱动程序-PCF8563 driver driver PCF8563

基于ARM中LPC2131芯片编写的各种uart源程序！-LPC2131 chips based on ARM in the preparation of a variety of uart source code!

LCD12864的ASCII字库，相关的LCD驱动可以在我发布的其它驱动中找到。-LCD12864 of the ASCII character, the relevant LCD driver can be the other driver I have found.

基于EWAVR平台下at45DB161、at45DB321驱动-based EWAVR platform at45DB161, at45DB321 Drivers

存储器 24c04 eeprom 51系列 汇编的源代码-Memory 24c04 eeprom 51 Series compilation of source code

AT89S51用于电能表的测量应用例子 供大家参考。-AT89S51 measurement for energy meter applications examples for your reference.

典型的AD和DA芯片的应用，含代码，keil编译文件，pretous仿真文件，可作为此类开发的参考-A typical chip AD and DA applications, including code, keil build file, pretous simulation files, can be used as a reference for such development

单片机在应用编程实例-SCM in application programming examples

是一个电话接口模块，它给你提供一个自动检测电话是否正常，电话是否连通。-is a telephone interface module, which gives you an automatic detection normal telephone, whether telephone connectivity.