介绍GPRS无线数据传输系统结构，论述基于MSP430单片机和Simens公司的MC35模块的GPRS无线终端的实现，重点阐述了GPRS终端中精简型TCP／IP协议栈的嵌入，根据GPRS数传需要主要嵌入了PPP、IP、TCP、UDP、DNS等协议，最后叙述了数据透传模式下的系统软件设计。 -Introduction GPRS wireless data transmission system architecture, discusses the company based on MSP430 and the MC35 module Simens GPRS wireless terminal to achieve, focusing on the GPRS terminal Thin TCP/IP protocol stack embedded, according to the GPRS data transmission needs major embedded PPP , IP, TCP, UDP, DNS and other protocols, and finally describes the data transmission mode through the system software design.