code

说明：  8*8的矩阵键盘程序，是很好的代码喔。键盘程序采用的是查询的方式来写的喔。(8* 8 matrix keyboard procedures, is a very good code. The keyboard is used for writing.)

[2005最新C++经典著作].John.Wiley.and.Sons.You.Can.Do.It.A.Beginners.Introduction.to.Computer.Programming.eBook-DDU([2005 C latest classics]. John.Wiley.and.Sons.Yo u.Can.Do.It.A.Beginners.Introduction.to. Computer.Programming.eBook- DDU)

ds1302 ATMEGA16L 数字钟的实现(ds1302 ATMEGA16L )

对于学习分析时序很有帮助，是一款逻辑分析仪的软件，很有用的。(Timing analysis is useful for learning, is a logic analyzer software, very useful.)

msp430的adc测试程序，如果需要ADC学习的，可以看看，或许有些帮助。(msp430 of adc testing procedures, if desired ADC to learn, you can look, maybe some help.)

载波模块，现成的PCB板。。。。。。。。。(。。。。。。。。。。。。。。。。。。。。。。)

说明：  内有电路图和对应的程序，已经调试成功，能实现定时功能。(There are circuit diagrams and the corresponding procedures are debugging success, to achieve timing.)

modbus通信程序,可用组态软件的驱动程序开发(modbus communication program, available configuration software driver development)

单片机音频通信9170和9200，接收发送源程序(9170 and 9200 microcontroller audio communication, the receiver sends source)

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