JPS52135221A - Key input control system - Google Patents
Key input control systemInfo
- Publication number
- JPS52135221A JPS52135221A JP5238876A JP5238876A JPS52135221A JP S52135221 A JPS52135221 A JP S52135221A JP 5238876 A JP5238876 A JP 5238876A JP 5238876 A JP5238876 A JP 5238876A JP S52135221 A JPS52135221 A JP S52135221A
- Authority
- JP
- Japan
- Prior art keywords
- key input
- control system
- input control
- circuit
- moslsi
- 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
Landscapes
- Calculators And Similar Devices (AREA)
- Input From Keyboards Or The Like (AREA)
Abstract
PURPOSE: To simplify circuit constitution relating to indication and to decrease the number of terminals of MOSLSI by using a word signal for key input directly and by constituting the circuit so that they key input signal is led in a decoder portion of ROM being a control part of operation.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51052388A JPS607288B2 (en) | 1976-05-06 | 1976-05-06 | Key input control method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51052388A JPS607288B2 (en) | 1976-05-06 | 1976-05-06 | Key input control method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52135221A true JPS52135221A (en) | 1977-11-12 |
JPS607288B2 JPS607288B2 (en) | 1985-02-23 |
Family
ID=12913411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51052388A Expired JPS607288B2 (en) | 1976-05-06 | 1976-05-06 | Key input control method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS607288B2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0524831Y2 (en) * | 1986-02-20 | 1993-06-23 |
-
1976
- 1976-05-06 JP JP51052388A patent/JPS607288B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS607288B2 (en) | 1985-02-23 |
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