我用JAVA写的QQ程序，基于Socket通信，C/S模式

基于Turbo码的网格编码调制的c代码，包括了VQ，TCQ、TCVQ、SQ以及维特比算法等，内容非常全面，不过要在linux平台上运行。-Turbo codes based on trellis coded modulation c code, including the VQ, TCQ, TCVQ, SQ and the Viterbi algorithm, the content is very comprehensive, but in linux platform.

基于470M无线传输模块SI1000的一个工程，完整的源码（，使用Keil uVision4+IDE平台，C编写的）-SI1000 470M wireless transmission module based on a project, complete source code (using Keil uVision4+IDE platform, C prepared)

基于51单片机的方波产生程序，汇编语言是C语言，能够稳定输出双路脉冲-Based on 51 single square wave generator, assembly language is the C language, dual pulse output can be stabilized