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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：  点阵显示原代码，上传的为c语言，也有原理图。(Dot matrix display of the original code, upload the c language, but also schematic.)

A program for reading data mpu9250 sensor

这是一个智能电压表的实例，里面有完整的程序。这个电压表可以数字显示电压值的大小。 (This is the example of a table of a smart voltage, which has a complete program. This digital voltmeter shows the size of the voltage value.)

24L01无线模块的驱动程序。包含发射与接收的程序。(24L01 wireless driver module. Contains the transmitting and receiving program.)

keil 5.11a专业版注册机 （通用版） 破解工具，可以破解专业版，已亲手实验。(keil 5.11a crack tool, you can crack the professional version, has personally experiment.)

说明：  多路温度测试模拟,使用VB写的，只是模拟(Many way template test source)

二维弹性常值边界元程序BEM2C++，二维边界元，弹性静力学(2 Dimensional elastic constant BEM program BEM2C++)

晟矽微stepover系列示例代码，非常适合晟矽微单片机学习入门者。简单易学。(Sheng silicon micro stepover series sample code, very suitable for single-chip silicon micro Sheng learning beginners. Easy to learn.)

串口下发至数码管显示，本程序已通过编译，可直接使用(Serial issued to the digital display, the program has been compiled, can be used directly)