JPH0164733U - - Google Patents
Info
- Publication number
- JPH0164733U JPH0164733U JP1987159804U JP15980487U JPH0164733U JP H0164733 U JPH0164733 U JP H0164733U JP 1987159804 U JP1987159804 U JP 1987159804U JP 15980487 U JP15980487 U JP 15980487U JP H0164733 U JPH0164733 U JP H0164733U
- Authority
- JP
- Japan
- Prior art keywords
- cpu
- identification signal
- mouse
- decoder
- controlling
- 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
- Input From Keyboards Or The Like (AREA)
Description
第１図は本考案の実施例に係るキーボードの回
路構成を示すブロツク図である。
１……ＣＰＵ、２……ペンスキヤナー用デコー
ダ、３……マウス用デコーダ、４……マウス・ペ
ンスキヤナー共用コネクタ、５……識別信号、６
……選択信号。
FIG. 1 is a block diagram showing the circuit configuration of a keyboard according to an embodiment of the present invention. 1... CPU, 2... Pen scanner decoder, 3... Mouse decoder, 4... Mouse/pen scanner common connector, 5... Identification signal, 6
...Selection signal.
Claims (1)
と称す）の制御下でＯＮ／ＯＦＦされたキースイ
ツチを検出し、上位装置とのデータ／コマンドの
送受を行うキーボードにおいて、ペンスキヤナー
用デコーダ、マウス用デコーダ、およびそれらの
インターフエイス共用のコネクタを有し、前記Ｃ
ＰＵの１本の出力ポートを前記ペンスキヤナー用
デコーダおよび前記マウス用デコーダを制御する
制御線に接続し、かつ前記インターフエイス共用
コネクタ中に１本の識別信号コンタクトを設け、
前記識別信号コンタクトを前記ＣＰＵの入力ポー
トに接続し、この識別信号によりペンスキヤナー
あるいはマウスのどちらの信号かを識別し、かつ
それらを制御するためのプログラムを前記ＣＰＵ
内部に備えたことを特徴とするキーボード。 One-chip microcomputer (CPU)
A keyboard that detects key switches that are turned ON/OFF under the control of , said C
one output port of the PU is connected to a control line for controlling the pen scanner decoder and the mouse decoder, and one identification signal contact is provided in the interface common connector;
The identification signal contact is connected to the input port of the CPU, the identification signal is used to identify whether the signal is a pen scanner or a mouse signal, and a program for controlling them is run on the CPU.
A keyboard characterized by the fact that it is equipped inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159804U JPH0164733U (en) | 1987-10-19 | 1987-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159804U JPH0164733U (en) | 1987-10-19 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164733U true JPH0164733U (en) | 1989-04-25 |
Family
ID=31441326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159804U Pending JPH0164733U (en) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164733U (en) |
-
1987
- 1987-10-19 JP JP1987159804U patent/JPH0164733U/ja active Pending