煤矿井下通信移动台输入输出单元的设计  

Input-output Unit Design for Communication Mobile Station Underground Coal Mine

作　　者：孙继平[1] 田子建[1] 张向阳[1] 郑召文[1] 

机构地区：[1]中国矿业大学信息研究所,北京100083

出　　处：《煤矿机电》2003年第1期8-10,共3页Colliery Mechanical & Electrical Technology

摘　　要：本文介绍了一种利用TI公司推出的TRF6900作射频收发芯片,MSP430作控制单元以时分形式实现无线双工通信的井下通信移动台输入输出部分的设计。主要包括外部晶振、键盘输入、LCD液晶显示输出和CVSD语音处理部分。The paper introduces the input-output unit design for underground communication mobile station which using TRF6900as radio frequency send-receive chip and MSP430as control unit in order to realize wireless duplex communication in the form of time-division.The design mainly includes the external crystal-controlled oscillation,keyboard entry,LCD display output and CVSD voice processing parts.

关 键 词：煤矿 井下通信移动台 便携式移动台 键盘输入 液晶显示输出 CVSD语音 

分 类 号：TD65[矿业工程—矿山机电]