摘要
本文介绍电话计费系统的设计，重点讨论了系统框架与功能，话单的采集与处理以及计费方法等。
The system design for telephon e charge by computer is studied. Some new methods of telephone billss collecti ng,dealing and charging are presented.
出处
《微机发展》
1998年第4期58-59,共2页
Microcomputer Development
关键词
电话
计费系统
程控电话交换机
话单
Program Controlled Exchanger
Telephone Bill
Interrupt
Serial Port
