这是我做的关于考勤机的一些测试程序，请大家积极下载，很有帮助。...

常用短消息SMS指令一览表及其用法详尽说明，简单易懂。-SMS Short Message commonly used commands and their usage in detail a list of shows that simple.

图形显示程序试验实时数据的存贮和曲线的回放图形显示程序试验实时数据的存贮和曲线的回放-Test procedures for graphical display of real-time data storage and playback curve graphic display program test real-time data storage and playback curve

简单的串口通信程序,验证串口是否连接正确,三线通信.可同时发送接受.相当简单聊天程序-Simple serial communication procedures, to verify whether the serial connection is correct, three-wire communication. Can be sent at the same time to accept. Very simple chat program

51单片机的智能反汇编 code:5548823116-51 microcontroller smart anti-compilation code : 5548823116

一个模拟主站的CDT调试工具。可以根据需要来设置同步字，控制字，信息字的颜色。挺好用的。-A simulated Master Station CDT debug tools. May be needed to set the synchronization word, control word, the color information word. Very good use.

QSS设备读取的后台服务程序，有多线程设置读取QSS，数据存储-Os equipment to read the background of service procedures, how to read threads set Os, data storage

RS-232-C口实时监控软件设计

安防设备的云台控制软件，基于pacolD协议-PTZ Security equipment control software, based on the agreement pacolD

AVR单片机ATmega128的串口通讯程序，根据输入的数据，点亮不同的指示灯，可以验证串口通讯的正确性。-AVR ATmega128 serial communications procedures, data entry, lit the lights come on, can verify the correctness of serial communications.

串口ROM编程,内部包括了I2C总线的许多内容,启动总线,结束总线-Serial ROM programming, including the internal I2C Bus many elements, initiated bus, the end of bus