JPS6343237U - - Google Patents
Info
- Publication number
- JPS6343237U JPS6343237U JP13841486U JP13841486U JPS6343237U JP S6343237 U JPS6343237 U JP S6343237U JP 13841486 U JP13841486 U JP 13841486U JP 13841486 U JP13841486 U JP 13841486U JP S6343237 U JPS6343237 U JP S6343237U
- Authority
- JP
- Japan
- Prior art keywords
- address output
- keyboard
- input terminal
- output rom
- unit
- 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)
- Numerical Control (AREA)
Description
第１図は本考案によるキーボード入力装置の一
実施例を示す図である。
１１…キーボード部、１２…キーボードアクセ
ス回路部、１３…アドレス出力ＲＯＭ部、１４…
マイクロプロセツサ部、３０１，３０２，３０３
，３０４…アドレス出力ＲＯＭ部１３の入力端子
、４０１，４０２…マイクロプロセツサ部１４の
入力端子。
FIG. 1 is a diagram showing an embodiment of a keyboard input device according to the present invention. DESCRIPTION OF SYMBOLS 11... Keyboard section, 12... Keyboard access circuit section, 13... Address output ROM section, 14...
Microprocessor section, 301, 302, 303
, 304 . . . input terminals of the address output ROM section 13 , 401 , 402 . . . input terminals of the microprocessor section 14 .
Claims (1)
ード部に接続され、制御情報もしくは分岐先アド
レスおよび割込信号を発生し、かつ自己のアドレ
ス出力信号を入力するアドレス出力ＲＯＭ部と、
前記キーボード部と前記アドレス出力ＲＯＭ部と
に接続され、キーボード上のどのキーが押下され
たかを知るキーボードアクセス回路部と、前記ア
ドレス出力ＲＯＭ部の入力端子に接続され、かつ
現時点のアドレス値をアドレス出力ＲＯＭ部に供
給するマイクロプロセツサ部とを含むことを特徴
とするキーボード入力装置。 a keyboard section having a plurality of keys; an address output ROM section connected to the keyboard section, generating control information or branch destination addresses and interrupt signals, and inputting its own address output signal;
A keyboard access circuit unit is connected to the keyboard unit and the address output ROM unit, and is connected to an input terminal of the address output ROM unit, and is connected to an input terminal of the address output ROM unit, and is connected to the input terminal of the address output ROM unit, and is connected to the input terminal of the address output ROM unit, and is connected to the input terminal of the address output ROM unit, and is connected to the input terminal of the address output ROM unit, and detects which key on the keyboard has been pressed. A keyboard input device comprising: a microprocessor section that supplies an output ROM section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13841486U JPS6343237U (en) | 1986-09-08 | 1986-09-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13841486U JPS6343237U (en) | 1986-09-08 | 1986-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6343237U true JPS6343237U (en) | 1988-03-23 |
Family
ID=31043375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13841486U Pending JPS6343237U (en) | 1986-09-08 | 1986-09-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6343237U (en) |
-
1986
- 1986-09-08 JP JP13841486U patent/JPS6343237U/ja active Pending
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