sd

stm32输出四路pwm，能完成占空比可调，频率可变化的pwm(Stm32 four road PWM output, can finish the duty ratio is adjustable, can change the PWM frequency)

M16跑马灯试验，内容丰富，代码简单，信息量大(M16 Marquee test, content-rich, simple code, the large amount of information)

用89C51单片机控制的直流电机C语言程序，程序简单有中文解释！(89C51 microcontroller with the control of DC motor C language program, the program simple to explain in Chinese!)

ESP8266制作的安卓控制电风扇，内含详细电路即软件。手机APP使用非常简单。智能家居等设备控制均可类似实现(ESP8266 Android-controlled fan, fan after simple modification can be realized, containing detailed circuit software.Mobile APP is very simple.Smart home control can be similar to achieve)

编写程序，通过8255 单元控制点阵的扫描显示，使8×8LED 点阵到小循环显示号 “□”(Programming, through the 8255 unit control the scanning dot matrix display, the 8 × 8LED dot matrix display number to small cycles " □" )

充电盒程序 用pic16F1828做主芯片(charger box program)

Delta servo drive a new generation of hardware ASDA-B2 manual programming is an electrical engineer hardware reference manual,

飞思卡尔单片机的etpu功能模块set1 打包好的 直接可以用(The etpu function module of Freescale MCU Set1 Carle pack can be used directly)

hs108单片机控制两个MC44BS373CA实现载频为30MHz和50MHz的I2C通信(hs108 MCU control two MC44BS373CA achieve carrier frequency of 30MHz and 50MHz of I2C communication )

学4年来做过的竞赛以及老师的科研项目所积累下来的c51源代码，一共有40(4 years of study done as well as the Teacher of the competition accumulated research c51 source code, a total of 40)