GPS的经典基础书籍,着重描述了软件接收机的实现和算法。-This book presents detailed information in a compact form about the global positioning system (GPS) coarse/acquisition (C/A) code receiver. Using the C/A code to find the user location is referred to as the standard p

是实现GPRS与服务器连接的C程序，是串口通信的重要组成部分，对后面学习很有帮助的。-Is the C program to realize GPRS connects to the server, is an important part of serial communication, very helpful to behind the study.