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这是 关于STM32单片机 PWM电机调速的 例程文件(this is about stm32 pwm )

单片机基础资源的所有程序，包括汇编和C语言，非常的实用(All the procedures of the microcontroller basic resources, including assembly and C language, and very practical.)

plc 的电梯控制程序，含有组态软件,控制算法。plc 采用三菱fx1n(plc elevator control program, containing configuration software)

RGB Colour Wheel for Visual Basic

IAR开发环境，STM8L单片机，Att7053计量芯片，此仪表程序可以显示电压电流频率(IAR development environment, STM8L SCM, Att7053 measurement chip, the instrument can display the voltage and current frequency of program)

电路模块表面组装技术(上)，介绍SMT的组装和检测技术以及相关重要知识。(Circuit module surface mount technology (on), introduced SMT assembly and testing technology and related critical knowledge.)

基于c51单片机的74ls373芯片无限拓展功能的源代码，（学院里写的）(Based on 74 c51 ls373 chip infinitely function source code, written in the (college))

说明：  用4*4矩阵键盘给液晶1602送四位数，其中第四行按键设置为功能键，按键显示可调对应位的数字(With 4* 4 matrix keyboard to send the four-digit LCD 1602, the fourth line of buttons is set to function keys, adjustable button displays the corresponding number of bits)

51单片机。AD0832设计的电压表32X16点阵显示(51 single. AD0832 design voltmeter 32X16 dot matrix display)

STM32单片机freemodbus的移植，主从机的都有(1, transplant FreeModbus1.5 and RT-Thread1.1.1 to STM322, development platform supports Eclipse, Keil, IAR3, can be used in the Eclipse plug-in version management EGIT 4, support Modbus RTU (ASCII untested))