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MAX7219+DS1302+74LS245数字钟,内附PROTEUS图！实物以通过-MAX7219+ DS1302+74 LS245 digital clock, enclosing PROTEUS map! In-kind through

实验箱上的蜂鸣器发出对应的音调（中音），当同时按下L和1-7时是，蜂鸣器发出低音，同时按下H和1-7时，蜂鸣器发高音。只要按键没松开，蜂鸣器一直发声，直到松到按键。-The buzzer sounded on the test box corresponding to tone (Tenor), when at the same time when you press the L and 1-7, the buzzer sounded a bass, while pressing the H, and 1-7 when the buzzer made treble. As long as no release button, buzzer sound has always been, until the pine to the button.

Proteus的串口仿真应用，经本人测试，非常不错！-Serial Proteus simulation applications, as I tested, very good!

触摸屏基础知识大全与最新多点触摸屏技术介绍-多点位置识别-Basic knowledge of touch screen Guinness with the latest multi-point touch screen technology introduction- multi-point location identification

单片机485 CAN-bus-RS485CAN.pdf-Single-chip 485 CAN-bus-RS485CAN.pdf

C8051F040 t3可调频率方波输出例程-C8051F040 adjustable frequency square-wave output routines

日历时钟12887源程序，很简单但很实用，是一个很好的参考例子。-12,887 calendar clock source, which is very simple but very useful, is a good example.

标准frescale单片机的I2C总线程序-frescale MCU standard I2C bus procedures

8051单片机对SPLC501液晶驱动读写程序.c语言写的.很实用-8051 SPLC501 LCD driver to read and write procedures. C language written. Practical

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