JPS6253848U - - Google Patents
Info
- Publication number
- JPS6253848U JPS6253848U JP14532385U JP14532385U JPS6253848U JP S6253848 U JPS6253848 U JP S6253848U JP 14532385 U JP14532385 U JP 14532385U JP 14532385 U JP14532385 U JP 14532385U JP S6253848 U JPS6253848 U JP S6253848U
- Authority
- JP
- Japan
- Prior art keywords
- data
- driver
- output terminal
- circuit
- connector
- 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
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Dc Digital Transmission (AREA)
Description
第１図は本考案にかかるデータ伝送装置を適用
したプリンタシステムのブロツク図、第２図はデ
ータ伝送装置の詳細な回路図、第３図はドライバ
の動作波形図である。
１１……ホスト装置、１２……プリンタ、１３
……データ伝送装置、１４……ホスト側ユニツト
、１５……プリンタ側ユニツト、１６……コネク
タ付きケーブル、１４ａ……シユミツト回路、１
４ｂ……ドライバ、１５ａ……オープンコレクタ
回路、１５ｂ……レシーバ。
FIG. 1 is a block diagram of a printer system to which a data transmission device according to the present invention is applied, FIG. 2 is a detailed circuit diagram of the data transmission device, and FIG. 3 is an operating waveform diagram of a driver. 11...Host device, 12...Printer, 13
...Data transmission device, 14...Host side unit, 15...Printer side unit, 16...Cable with connector, 14a...Schmitt circuit, 1
4b...driver, 15a...open collector circuit, 15b...receiver.
Claims (1)
を有するデータ伝送装置において、 データ発信側の各データ出力端子にコネクタを
介してシユミツト回路を接続すると共に、該シユ
ミツト回路の出力端子にシリアルデータ転送用の
ドライバを接続し、 データ受信側のデータ入力端子にコネクタを介
してオープンコレクタ回路の出力端子を接続する
と共に、該オープンコレクタの入力端子にシリア
ルデータ転送用のレシーバを接続し、 前記ドライバとレシーバ間をシリアルデータ転
送用ケーブルで接続してなることを特徴とするデ
ータ伝送装置。[Claims for Utility Model Registration] In a data transmission device having a transmission path for transmitting each data to a destination, a Schmitt circuit is connected to each data output terminal on the data transmission side via a connector, and A driver for serial data transfer is connected to the output terminal of the circuit, an output terminal of the open collector circuit is connected to the data input terminal of the data receiving side via a connector, and a driver for serial data transfer is connected to the input terminal of the open collector. 1. A data transmission device, comprising: a receiver connected to the driver; and a serial data transfer cable connecting the driver and the receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14532385U JPS6253848U (en) | 1985-09-24 | 1985-09-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14532385U JPS6253848U (en) | 1985-09-24 | 1985-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6253848U true JPS6253848U (en) | 1987-04-03 |
Family
ID=31056756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14532385U Pending JPS6253848U (en) | 1985-09-24 | 1985-09-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6253848U (en) |
-
1985
- 1985-09-24 JP JP14532385U patent/JPS6253848U/ja active Pending
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