A single chip L296 power supply designed for using insmall program controlled switchboard;
L296在矿用小型程控交换机电源中的应用
The paper presents the principle of program controlled switchboard and the design of the tariff software.
介绍了程控交换机计费系统工作原理、计费软件的设计与实现 ,重点讨论了话单信息的采集与处理 ,以及各计费模块的实
The article introduces a method, in which a computer is connected to a program controlled switchboard and the computer receives telephone data from the program controlled switchboard by hardware interrupt program, in order to computerize management, control and auto charging.
简要介绍了一种将计算机和程控交换机互连的方法 ,通过硬件串口中断处理程序 ,使计算机接收程控机产生的电话数据 ,从而实现由计算机进行管理、控制、和自动计费的方法 。
Analysis on attendant intrusion of SPC exchange;
程控交换机话务员插入功能的分析
On the basis of the working principle of database maintenance of certain kind of large-sizeSPC exchange, the contents and structure of the database are analyzed.
基于某种大型局用程控交换机数据库维护工作原理，详细分析了交换机数据库的内容和结构，在定义和实现数据流与字符串相互转换类基础上，根据数据表特征描述文件，自动生成程控交换机数据库维护界面，其外观风格一致、数据配置灵活，具有很好的通用性，在实际使用中取得了很好的效果。
The ingenuity connections of power line carrier equipment and PABX;
电力线载波机与程控交换机的连接
Design of Expert System for PABX Fault Diagnostic;
程控交换机故障辅助诊断专家系统的设计
And the function and application of the PABX (Private Automatic Branch eXchange), network phone VOIP (Voice Over Internet Protocol) and remote subscriber are highlighted.
简要介绍地铁公务电话的作用及组成,着重就程控交换机、网络电话(VOIP)、远端模块的功能及应用进行分
7 signaling part in SPC exchanges,analyzes the problems met in using NO.
介绍了程控交换机中的No 。
With example of MD110 SPC exchanges,the paper introduces two ways for quick eliminating program fault by resetting exchanges with adopting software mode of using RF serial command group and the hardware mode by putting button.
:以MD110程控交换机为例 ,介绍了采用RF系列命令组的软件方式和采用按按纽的硬件方式 ,重新启动交换机而快速排除交换机软件故障的两种方法 ,特别是对采用RF系列命令组重新启动交换机方法的种类、功能、格式、适用范围等做了详细的介绍 ,指出了它们的危害性及使用中的注意事
The Oval Tubular Sealed Lead-acid Battery and It s Application to SPC;
椭圆形管式密封铅酸蓄电池及其在程控交换机上的应用
Technology and development of SPC exchange;
程控交换机(PBX)技术与发展
The setting principle of bureau data and optimal plan in telecommunication network are introduced,based on the operating condition of SPC and the network problems.
针对广铁程控交换机的现状和网络存在的问题 ,提出局数据的设置原则和网络优化方案。
Test and Fault Diagnosis for Swit-ching Network System
程控交换机交换网络系统的测试与故障诊断
Supervise telecom exchanger& desk phone installation.
监督程控交换机和桌上电话的安装.
32.87 million lines of SPC exchanges were finished, an increase of 67.3%;
程控交换机3287万线，增长67.3%；
An Efficient Approach to Call Simulation for SPC Switching Systems
程控交换机呼叫模拟的一种有效方法
The Fault Diagnosing System Develepment for user SPC Switching System
用户程控交换机故障诊断系统的研制
The Design and Implementation of Alert System on Option81 Programmable Exchanger;
OPTION81程控交换机告警系统的设计与实现
On the Bell S1240 Program-controlled Switchboard Management and Maintenance
浅谈贝尔S1240程控交换机的管理和维护
Solution Methods of the Fare-calculated Problems about the SOPHO Program-Controlled Exchanger
SOPHO程控交换机计费问题的解决方法
The Maintenance and Management of the Huawei C&C08 Program-controlled Switchboard
华为C&C08程控交换机的维护及管理
The Real-time Calculable System among Long-range Telephone on Computer and Exchange;
微机与程控交换机实现远程多门电话实时计费
Fault Feature and Repair of Common Control Unit of PABX
程控交换机公共控制单元的故障特点与维修
On Communication Capacity of Multi Processor of SPC
程控交换机中多处理机通信能力的研究
Design and Implementation of Online Billing Collecting System of Program Exchange;
程控交换机联机计费采集系统的设计与实现
Oh, some trouble has happened in PBX, so long as it can be normal to press "* ", "1 "key.
哦，程控交换机出了点故障，只要按“*”,"1”键就能正常。
The Research and Development of the Experimental System of the SPC Exchange
程控交换机实验仿真系统的开发与研究
Multimedia Communications in Digital SPC Exchanges and Private Networks
数字程控交换机与专网中的多媒体通信
Design of Expert System for PABX Fault Diagnostic
程控交换机故障辅助诊断专家系统的设计
SPC telex exchange
程控用户电报交换机