QR码发生器

西门子plc与上位机通信的源码程序，详细的说明西门子ppi通信协议的应用-Siemens plc Communication between PC and the source program, detailed description of the application of communication protocol Siemens ppi

本书介绍的wcdma系统的基本原理：包括wcdma的系统结构，关键技术，数据传输基本技术，无线接口，基本信令流程，3G业务，实现等-The book described the basic principles of WCDMA systems: including WCDMA system architecture, key technologies, the basic data transmission technology, the wireless interface, the basic signaling flow, 3G business, realize, etc.

John Wiley 的书 Rf Technologies For Low Power Wireless Communications，低功耗通信的射频技术，非常有意义的一本书-John Wiley book Rf Technologies For Low Power Wireless Communications, low-power radio frequency communication technology, a very interesting book

写24CXX的工具可以写24C04-24C512-24Cxx writing tool can write 24C04-24C512

用VC实现PC并行端口数字信息的输入/输出.-With VC realize PC parallel port digital information input/output.

串行通信接口标准经过使用和发展，目前已经有几种,但都是在RS-232标准的基础上经过改进而形成的.RS-323C标准是美国EIA(电子工业联合会）与BELL等公司一起开发的1969年公布的通信协议。它适合于数据传输速率在0～20000b/s范围内的通信。该文档是对RS232C标准的详解.-serial communication interface standards through the use and development of that there are already several, but they are in the RS-232 standard on the basis of improved form of. RS-323C standard of the United States EIA (Electronic Industry Association) BELL companies together in 1969 to develop the communication protocol. It is suitable for data transfer rate of 0 ~ 20000b/s within the scope of communication. The document on the understanding the standard RS232C.

wimax中的turbo码的实现，即CTC码，循环卷积turbo码-the achieve of the turbo in wimax

资源描述GSMMODEM类库，帮助发送与接收短信(通过与短信猫进行串口通信)，支持长短信有详细介绍！有例程，有代码，使用非常稳定,完美测试通过Wavecom和西门子短信猫。

资源描述方波、正弦波、锯齿波、三角波、扫频信号发生器FPGA实现，其中信号频率通过改变NCO频率控制字，其中方波占空比可以改变，几个模块都通过硬件验证，NCO控制字32位，精度高

LDPC已经成为现在很流行的FEC码，这是一篇讲述QC-LDPC编码的经典论文，作者是IEEE终身会员林舒，对目前常用的QC-LDPC编码作了详尽的描述-LDPC has become very popular now FEC code, this is a QC-LDPC code on a classic paper, the author is IEEE Life Member LIN Shu, on the current commonly used QC-LDPC coding detailed description of