JPS5285454A - Key input circuit - Google Patents
Key input circuitInfo
- Publication number
- JPS5285454A JPS5285454A JP157476A JP157476A JPS5285454A JP S5285454 A JPS5285454 A JP S5285454A JP 157476 A JP157476 A JP 157476A JP 157476 A JP157476 A JP 157476A JP S5285454 A JPS5285454 A JP S5285454A
- Authority
- JP
- Japan
- Prior art keywords
- input circuit
- key input
- key
- councing
- standerd
- 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
Abstract
PURPOSE: To prevent chattering and councing of key switch and to obtain a key input circuit entering a key signal by synchronizing with a standerd pulse of system.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP157476A JPS5285454A (en) | 1976-01-09 | 1976-01-09 | Key input circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP157476A JPS5285454A (en) | 1976-01-09 | 1976-01-09 | Key input circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5285454A true JPS5285454A (en) | 1977-07-15 |
JPS5652501B2 JPS5652501B2 (en) | 1981-12-12 |
Family
ID=11505281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP157476A Granted JPS5285454A (en) | 1976-01-09 | 1976-01-09 | Key input circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5285454A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105446260A (en) * | 2015-12-20 | 2016-03-30 | 苏州长风航空电子有限公司 | Push-button switch control system used for aviation display |
-
1976
- 1976-01-09 JP JP157476A patent/JPS5285454A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105446260A (en) * | 2015-12-20 | 2016-03-30 | 苏州长风航空电子有限公司 | Push-button switch control system used for aviation display |
Also Published As
Publication number | Publication date |
---|---|
JPS5652501B2 (en) | 1981-12-12 |
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