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* 通过本例程了解 DS1302时钟芯片的基本原理和使用 ,理解并掌握DS1302时钟芯片驱动程序的编写以及实现数字字符在数码管中的显示(By understanding this routine DS1302 clock chip on the basic principles and use, understand and grasp the DS1302 clock chip driver for the preparation and the realization of numeric characters in the digital tube display)

TDS2012说明书，泰克示波器的详细说明书，内容非常全，对初学者有很大帮助(TDS user guide)

四悬翼 源码，mpu6050 超声波测距(Four hanging wing source, mpu6050 Ultrasonic Ranging)

RGB Colour Wheel for Visual Basic

德卡T10读卡器在不连社保中心网的前提下脱机读社保卡芯片信息(Decca T10 card reader is not even the premise of social security center network offline social security card reading chip information)

根据随机振动法索力测量的原理，采用MMA8452Q加速度传感器模块来采集信号,STC89C52单片机为控制芯片测量斜拉索的拉力。(According to the principle of random vibration Faso force measurement, MMA8452Q acceleration sensor module to capture the signal, pull control chip measurement cables STC89C52 microcontroller.)

直流斩波变化的仿真和一些参考文献 可以学习一下(The simulation of dc chopper change and some references can learn )

说明：  就AD9850的电路图以及串行并行的程序代码(On the circuit diagram of AD9850 and the program code of serial parallel)

1602显示姓名首字母和生日 1602 Displays initials and birthdays(1602 Displays initials and birthdays)

gccavr书籍内容包含gcc应用安装及对avr下载说明和电路的配置(gccavr books contain the installation and application of gcc right avr download notes and circuit configuration)