JPS56132633A - Keyboard encoder - Google Patents
Keyboard encoderInfo
- Publication number
- JPS56132633A JPS56132633A JP3591480A JP3591480A JPS56132633A JP S56132633 A JPS56132633 A JP S56132633A JP 3591480 A JP3591480 A JP 3591480A JP 3591480 A JP3591480 A JP 3591480A JP S56132633 A JPS56132633 A JP S56132633A
- Authority
- JP
- Japan
- Prior art keywords
- counter
- keying
- row line
- signal
- scanning
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
- H03M11/20—Dynamic coding, i.e. by key scanning
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Input From Keyboards Or The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3591480A JPS56132633A (en) | 1980-03-21 | 1980-03-21 | Keyboard encoder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3591480A JPS56132633A (en) | 1980-03-21 | 1980-03-21 | Keyboard encoder |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56132633A true JPS56132633A (en) | 1981-10-17 |
JPS6242290B2 JPS6242290B2 (ru) | 1987-09-08 |
Family
ID=12455291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3591480A Granted JPS56132633A (en) | 1980-03-21 | 1980-03-21 | Keyboard encoder |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56132633A (ru) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5858641A (ja) * | 1981-10-05 | 1983-04-07 | Hitachi Ltd | キ−ボ−ド装置 |
JPS5953933A (ja) * | 1982-09-21 | 1984-03-28 | Fujitsu Ltd | 座標検出装置の座標検索方法 |
-
1980
- 1980-03-21 JP JP3591480A patent/JPS56132633A/ja active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5858641A (ja) * | 1981-10-05 | 1983-04-07 | Hitachi Ltd | キ−ボ−ド装置 |
JPH0312329B2 (ru) * | 1981-10-05 | 1991-02-20 | Hitachi Ltd | |
JPS5953933A (ja) * | 1982-09-21 | 1984-03-28 | Fujitsu Ltd | 座標検出装置の座標検索方法 |
Also Published As
Publication number | Publication date |
---|---|
JPS6242290B2 (ru) | 1987-09-08 |
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