GPRS手机中时间处理单元模块的功能设计

TPU Function Design in GPRS Mobile Telephone

首先介绍时间处理单元 (TPU)模块在GPRS手机中的同步作用 ,然后介绍它的基本指令、基本功能和基本硬件组成框图 。

In this paper,the synchronization role of time processing unit(TPU) in GPRS mobile telephone is introduced,the basic TPU instructions,its function and the hardware architecture are described,the situation of TPU in protocol stack is defined,and finally the essential and technical difficulties are discussed.