TVcode

基于AT89S52设计的超声波测距电路，有4路距离警报灯和蜂鸣器报警电路，并有警报输出接口。资料，中包括程序源代码和原理图，其中原理图是用protel99做的。(AT89S52 based on the design of ultrasonic distance measurement circuit, a 4-way distance warning lights and buzzer alarm circuits, and alarm output interface. Information, including source code and schematics, which is schematic protel99 do.)

液晶显示模块YB12864ZB使用说明书(LCD module YB12864ZB manual)

中兴通讯ZXMSG 9000（V1.0）媒体网关技术手册。(ZTE ZXMSG 9000)

最新最全的二条码编码资料大全，全面介绍如何制作PDF417、QrCode、DataMatrix、Hanxin等条码制作方法，有详细图文说明，有了此文档，编码无忧。(The latest and most complete the two yards encoding information Daquan, comprehensive introduction to how to make the PDF417, QrCode, DataMatrix, Hanxin barcode production methods, with detailed captions, this document encoding worry-free.)

51 单片机 报警器 蜂鸣器实现 51 单片机 报警器 蜂鸣器实现(51 single alarm buzzer alarm buzzer achieving 51 SCM to achieve)

单片机HUFFMAN压缩算法的研究与实现，有在单片机上进行开发的同学可以下载看看！(Huffman compression algorithm Singlechip Research and Implementation, has carried out development in SCM students can download to see!)

邱关源 电路 非常经典的教材 欢迎下载 非常喜欢这一版本 在网上找了很久(Qiu Guanyuan circuit very classic textbook very much welcome to download this version of the Internet for a long time)

c++ effective系列丛书电子版(c++ effective electronic version of the book series)

可以实验pwm输出实验，采用的是原子电路 ，使用STM32f103芯片(PWM output experimental atomic circuit)

MSP430x41x, MSP430F42x.zip