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应用51单片机控制蜂鸣器产生不同的频率，而形成曲调。(Application of 51 single chip microcomputer control buzzer to generate different frequencies, and the formation of the tunes.)

单片机串口通信功能实现，在VS2010下设计了简单的界面操作，包括打开串口以及传输数据等按钮(Single-chip serial communication functions implemented in VS2010 design a simple interface operations, including opening the serial transmission of data, as well as buttons)

一个温度控制程序实现温度传感器的测控，容易套用(A temperature control program to achieve the temperature sensor monitoring)

说明：  继电器实验代码，使用单片机实现继电器功能。(Relay experimental code, the use of microcontroller relay function.)

OLEDSTM32源码，亲测可用（当然线要接对）(The translator doesn t work)

基于atmega16的步进电机驱动程序，实现正反转及调速等功能。(Based atmega16 stepper motor driver, and achieve positive and speed functions.)

keil demo stm32 discovery keil demo stm32 discovery keil demo stm32 discovery keil demo stm32 discovery

MSP430开发，功能强大，非常适合于MSP430单片机开发。(MSP430 development, powerful, very suitable for single-chip MSP430 development.)

基于STM32开发板的按键实验，C程序，是关于STM32底层开发，对于初学者很有帮助(Key experiments based on STM32 development board, which explained in detail on the bottom of the development STM32 helpful for beginners)

PLC基础及应用第2版廖常初主编 参考答案 （注未经允许禁止转载！）(PLC basic and applied 2nd Edition Liao Chang, editor suggested answers (note reproduced without permission prohibited!))