JPS60150868U

JPS60150868U - Simple switching telephone equipment

Info

Publication number: JPS60150868U
Application number: JP3784384U
Authority: JP
Inventors: 西山　一猪; 油井　隆弘
Original assignee: 株式会社　宮川製作所
Priority date: 1984-03-16
Filing date: 1984-03-16
Publication date: 1985-10-07

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案の一実施例を示すブロック図、第２図お
よび第３図は第１図の要部の第１および第２の主装置の
詳細を示すブロック図である。１０１は第１の主装置、１０２は局線、１０３は内線電
話機、１０４は回路ユニット、１０５゜２０５．２１５
はマイクロプロセッサ、１１０は局線通話路制御回路、
２０１は第２の主装置、２０３はボタン付内線電話機、
２０９は内線通話路制御回路、２１１，２２２はデータ
送受信回路、２１２は電話機電力供給回路、２１８は電
話機回路網、２２３は電圧安定化回路、３０１は第１の
簡易交換電話装置、３０２は第２の簡易交換電話装置で
ある。FIG. 1 is a block diagram showing one embodiment of the present invention, and FIGS. 2 and 3 are block diagrams showing details of first and second main devices, which are the main parts of FIG. 1. 101 is a first main device, 102 is a central office line, 103 is an extension telephone, 104 is a circuit unit, 105°205.215
110 is a microprocessor, 110 is a central office line communication path control circuit,
201 is a second main device, 203 is an extension telephone with a button,
209 is an extension communication path control circuit, 211 and 222 are data transmission/reception circuits, 212 is a telephone power supply circuit, 218 is a telephone circuit network, 223 is a voltage stabilization circuit, 301 is a first simple exchange telephone device, and 302 is a second This is a simple exchange telephone device.

Claims

[Scope of utility model registration request]

A first main unit that has a two-wire office line terminal and a plurality of two-line extension telephone terminals, and uses a microprocessor to control a telephone control circuit that connects the office line and extension telephones and interconnects the extension telephones. A second telephone control circuit, which has a device, a two-wire office line terminal, and a set of indoor wiring terminals, and controls a telephone control circuit that controls a button-equipped extension telephone connected to the indoor wiring terminal using a microprocessor. The main device and the first main device have a central office line terminal that accommodates a central office line, and a connection that connects the main extension telephone terminal of the first main device's extension telephone and the second main device's central office line terminal. A simple switching telephone device comprising a circuit.