移动电话频率选择开关，对于手机信号接收与发射有很重要的作用...

基于S3C2410A矩阵键盘扫描程序，GPIO及EINT-Based on S3C2410A matrix keyboard scanner, GPIO and EINT

这是一个小小的屏保应用程序，不知道会有什么样的结果，我都没试过。-This is a small screensaver application procedures, do not know what kind of outcome, I have never tried.

This program generates BPSK signal waveforms and plot the power spectrum of unfiltered BPSK.

很好的串口通讯编程源码，对学习串口通讯编程有很大的帮助-Serial communication programming good source for learning serial communication programming is very useful to

适用于window9x、2000、nt平台的串口监视÷调试平台-Applicable to window9x, 2000, nt platform serial monitor debug platform 梅

定义主机正在通讯闪灯信号，定义主机通讯传送握手信号，接收子程序，延时子程序-definition mainframe communications are flashing light signals, definitions mainframe handshake signal transmission, the receiving subroutine, delay subroutine

C语言编写的学生信息管理系统，可以删除，添加，改变学生信息。

RD600系列IC卡读写器驱动程序,4442IC卡的编程实例,多了解好了-guess series IC card reader driver, 4442IC card programming examples, a good understanding of multi-

通信协议的解析和分析，主要是看它的校验码。-Analysis of communication protocols and analysis, mainly to look at its validation code.

记录出行路线，并提供一个电子罗盘，指示行进方向，运行在PocketPC环境下-record travel routes, and to provide an electronic compass, the direction of the road instructions, the PocketPC operating environment