ceshichengxu

模数转换器AD0809例程，通过该例程可掌握AD0809的基本使用方法(AD0809 ADC routines, the routines can be mastered through the basics of using the AD0809)

详细介绍了电动机如何拖动负载运行以及电动机的工作原理(Described in detail how to drag the load motor operation and motor works)

jm20316移动硬盘盒---原理图，PCB板图。非常好用的资料(jm20316 HDD Enclosure--- schematics, PCB board map. Very useful information)

NPN silicon planar epitaxial transistor encapsulated in a SOT223 surface mounted envelope and designed primarily for use in hand-held radio equipment in the 470 MHz communications band.

webrtc中的vad代码，单独的vs2008工程，可以运行，供学习研究使用。(it is the vad code from webrtc, it is a program of vs2008, you can run it successfully, and it is very useful for study and research.)

关于51单片机和dac7811芯片之间通信的程序，可以正确模拟SPI串口通信，写入数据(On communication between 51 single chip microcomputer and dac7811 chip procedures, can correctly simulate the SPI serial communication, write data )

基于单片机MSP430的 步进电机控制 测距程序 (MSP430 microcontroller-based stepper motor control ranging program)

基于51单片机的 红外+LCD+继电器C程序显示 实现的功能较多，比较适合初学的人。(Based on 51 single-chip infrared+LCD+ relay C program display of more functions, more suitable for beginners person.)

超声波测距，能够实现汽车防撞系统超声波的测距，完全由51单片机控制(Ultrasonic Ranging)

说明：  430里示例程序中的一个,对初学者来说,是一个很好掌握430 的一个好程序(430 procedures in a sample, for beginners, it is a very good grasp of a good procedure 430)