RC低通滤波器参数计算，可以方便地计算时间常数，衰减倍数等。

有名的串口监视工具 portmon 很多的好的串口通讯协议一开始都是靠监视别人的成熟实例而来的-Well-known serial port monitoring tool for a lot of good portmon serial communication protocols are one started surveillance on other people

1.通过gsm接收firmware数据，在bootload中完成写flash和跳转，这是bootload部分。 2.基于STM32F103VCT6平台。 3.编译工具是IAR 5.6版本。

CDMA网络优化实用教程，搞通信网络或对这方面有兴趣的朋友不妨-CDMA network optimization and practical curricula, engage in communication networks, or who are interested may wish to see a friend

基于XilinxFPGA的高速Viterbi回溯译码器-Based on retrospective XilinxFPGA high-speed Viterbi decoder

linux arp协议的详细讲解文档，文档中详细讲解了arp的原理和实现过程。非常详细，pdf格式，容易阅读。-explain linux arp details of the agreement document, the document explained in detail the principles and implementation process arp. Very detailed, pdf format, easy to read.

如何计算结构体的大小运算符sizeof可以计算出给定类型的大小，对于32位系统来说，sizeof(char) = 1 sizeof(int) = 4。基本数据类型的大小很好计算，我们来看一下如何计算构造数据类型的大小。 -How to calculate the structure of the size of the sizeof operator can calculate the size of a given type, for a 32-bit systems that, sizeof (char) = 1 sizeof (int) = 4. Basic data types of the size of the fine calculation, we take a look at how to calculate the structure data type size.

可以直接使用的RS编码器，标准C语言，便于调试和移植

IRDA红外通信程序,包括客户和服务器 -IRDA infrared communications procedures, including client and server

可生成rom.初学者可以看看。很不错的。理解后生成rom很容易的。-LPM_ROM .It is good for VHDL new learner

手机嵌入式Linux下可用的busybox源码，可替代shell的多种命令-phone Embedded Linux source code available busybox, the shell can replace multiple orders