JPH0172646U - - Google Patents
Info
- Publication number
- JPH0172646U JPH0172646U JP1987168005U JP16800587U JPH0172646U JP H0172646 U JPH0172646 U JP H0172646U JP 1987168005 U JP1987168005 U JP 1987168005U JP 16800587 U JP16800587 U JP 16800587U JP H0172646 U JPH0172646 U JP H0172646U
- Authority
- JP
- Japan
- Prior art keywords
- printer
- host device
- lines
- control signal
- signal line
- 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 1
Landscapes
- Accessory Devices And Overall Control Thereof (AREA)
Description
第１図及び第２図は本考案のプリンターのイン
ターフエイス装置の一実施例を示すもので、第１
図は入力モード状態を示す図、第２図は出力モー
ド状態を示す図、第３図は要部の回路図、第４図
乃至第６図はいずれもＩＮ／切換信号発生
手段の実施例図である。
Ｐ……プリンター、ＨＳ……ホストシステム、
ａ……データライン、ｂ，ｃ′……ＳＴＲＯＢＥ
ライン、ｂ′ｃ……ＡＣＫライン、ｄ……ＢＵＳ
Ｙライン、ＳＷ……スイツチ。
Figures 1 and 2 show an embodiment of the printer interface device of the present invention.
Figure 2 shows the input mode state, Figure 2 shows the output mode state, Figure 3 is the circuit diagram of the main part, and Figures 4 to 6 are examples of the IN/switching signal generating means. It is. P...Printer, HS...Host system,
a...Data line, b, c'...STROBE
line, b'c...ACK line, d...BUS
Y line, SW... switch.
Claims (1)
パラレルインターフエイスに、ホスト装置からプ
リンターへのデータライン、制御信号ライン及び
プリンターからホスト装置への状況信号ラインを
、プリンターからホスト装置へのデータライン、
制御信号ライン及びホスト装置からプリンターへ
の状況信号ラインにそれぞれ切換えるためのデー
タ出力機能を付加したことを特徴とするプリンタ
ーのインターフエイス装置。 The parallel interface used to connect the printer and host device includes data lines from the host device to the printer, control signal lines, and status signal lines from the printer to the host device, data lines from the printer to the host device,
A printer interface device characterized by adding a data output function for switching to a control signal line and a status signal line from a host device to the printer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168005U JPH0172646U (en) | 1987-11-02 | 1987-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168005U JPH0172646U (en) | 1987-11-02 | 1987-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172646U true JPH0172646U (en) | 1989-05-16 |
Family
ID=31456806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168005U Pending JPH0172646U (en) | 1987-11-02 | 1987-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172646U (en) |
-
1987
- 1987-11-02 JP JP1987168005U patent/JPH0172646U/ja active Pending
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