另外一个RC531非接触式读卡器的全部源代码，实现全部功能

用C编程实现的一个单片机报警系统！已经调试可以使用！是单片机大作业的一个！--A SCM alarm system. It is written in C language. It is a part of a big assignment on SCM.

采用定时器中断的方法，设计一个一天24小时进制的实时时钟；用6个发光二极管分别显示时、分、秒的记时； 能进行整点报时。可以从键盘中预置、修改时钟值。含有硬件设计图-timer interruption using the method to design a band 24 hours a day in real-time clock; With six light-emitting diodes showed the hours, minutes, and seconds to the entry; Can the entire point timekeeping. Which can be preset from the keyboard, the revised value of the clock. Containing the hardware design

计时器的设计，用单片机做的，很好用的，零件有饿很简单，希望大家喜欢-timer design, MCU done, the good parts are hungry very simple hope you like

ks0108控制器的12864液晶测试程序，汇编编写，显示三幅图片，测试通过-ks0108 controller 12864 LCD test program, compile the preparation, display three pictures, the test

单片机简易频率计。包含有Proteus仿真程序-Simple single-chip frequency counter. Proteus simulation program contains

单手PC键盘(at90s8515)-one-handed PC keyboard (at90s8515)

编译为ICC AVR6.25A ATMEGA16L芯片 MAX7219驱动八位数码管显示-Compiled for the ICC AVR6.25A ATMEGA16L chip MAX7219 LED display driver 8

用51单片机开发的GSM报警程序，还有1602显示-Developed with 51 single-chip GSM alarm procedures, there are 1602 shows

定时器的应用编程实例，对于了解定时器的功能有很大帮助-timer application programming examples for understanding the function of the timer is very helpful

24c16的C51源代码,在KEIL C51上已调试通过-24c16 source of C51, C51 has KEIL through debugging