JPS6355642U - - Google Patents
Info
- Publication number
- JPS6355642U JPS6355642U JP14986986U JP14986986U JPS6355642U JP S6355642 U JPS6355642 U JP S6355642U JP 14986986 U JP14986986 U JP 14986986U JP 14986986 U JP14986986 U JP 14986986U JP S6355642 U JPS6355642 U JP S6355642U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- slave
- computer
- terminals
- communication device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Small-Scale Networks (AREA)
Description
第１図は、この考案の一実施例を示す通信装置
のブロツク図、第２図は、従来例を示すブロツク
図である。
１：マスタコンピユータ、３−０，３−１，３
−２，３−３：スレーブコンピユータ、４：切替
器。
FIG. 1 is a block diagram of a communication device showing one embodiment of this invention, and FIG. 2 is a block diagram showing a conventional example. 1: Master computer, 3-0 , 3-1 , 3
-2 , 3 -3 : Slave computer, 4: Switching device.
Claims (1)
ータとを備え、選択された１つのスレーブコンピ
ユータとマスタコンピユータ間でデータの授受を
行うＲＳ２３２Ｃ通信装置の切替器であつて、 前記マスタコンピユータの所定端子に接続され
る第１端子と、前記各スレーブコンピユータの所
定の端子に接続されるスレーブコンピユータの数
に対応する第２端子と、切替制御信号が入力され
る第３端子と、この第３端子に入力される切替制
御信号に応答し、選択される前記第２端子の１つ
に他の第２端子と異なる状態信号を出力させる論
理回路とを備えてなることを特徴とする通信装置
の切替器。[Claims for Utility Model Registration] A switching device for an RS232C communication device comprising a master computer and a plurality of slave computers and transmitting and receiving data between one selected slave computer and the master computer, a first terminal connected to a predetermined terminal; a second terminal corresponding to the number of slave computers connected to the predetermined terminal of each slave computer; a third terminal to which a switching control signal is input; A communication device comprising: a logic circuit that responds to a switching control signal input to a terminal and causes one of the selected second terminals to output a state signal different from that of the other second terminals. Switcher.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14986986U JPS6355642U (en) | 1986-09-29 | 1986-09-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14986986U JPS6355642U (en) | 1986-09-29 | 1986-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6355642U true JPS6355642U (en) | 1988-04-14 |
Family
ID=31065483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14986986U Pending JPS6355642U (en) | 1986-09-29 | 1986-09-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6355642U (en) |
-
1986
- 1986-09-29 JP JP14986986U patent/JPS6355642U/ja active Pending
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