JPS5394826A - Control device for input/output signal - Google Patents
Control device for input/output signalInfo
- Publication number
- JPS5394826A JPS5394826A JP1011677A JP1011677A JPS5394826A JP S5394826 A JPS5394826 A JP S5394826A JP 1011677 A JP1011677 A JP 1011677A JP 1011677 A JP1011677 A JP 1011677A JP S5394826 A JPS5394826 A JP S5394826A
- Authority
- JP
- Japan
- Prior art keywords
- input
- control device
- output signal
- key
- signal terminal
- 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
- Input From Keyboards Or The Like (AREA)
Abstract
PURPOSE: To increase the display duty and then to decrease the number of the output terminal for LSI, by connecting in common the segment signal terminal and the key signal terminal and leading out the key strobe signal from the segment signal terminal after detection of the key input.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1011677A JPS5394826A (en) | 1977-01-31 | 1977-01-31 | Control device for input/output signal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1011677A JPS5394826A (en) | 1977-01-31 | 1977-01-31 | Control device for input/output signal |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5394826A true JPS5394826A (en) | 1978-08-19 |
JPS5617683B2 JPS5617683B2 (en) | 1981-04-23 |
Family
ID=11741325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1011677A Granted JPS5394826A (en) | 1977-01-31 | 1977-01-31 | Control device for input/output signal |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5394826A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6037028A (en) * | 1983-08-08 | 1985-02-26 | Nec Ic Microcomput Syst Ltd | Liquid crystal driving circuit |
JP2008033915A (en) * | 2006-06-30 | 2008-02-14 | Canon Inc | Operation panel and electronic apparatus having the same |
-
1977
- 1977-01-31 JP JP1011677A patent/JPS5394826A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6037028A (en) * | 1983-08-08 | 1985-02-26 | Nec Ic Microcomput Syst Ltd | Liquid crystal driving circuit |
JP2008033915A (en) * | 2006-06-30 | 2008-02-14 | Canon Inc | Operation panel and electronic apparatus having the same |
Also Published As
Publication number | Publication date |
---|---|
JPS5617683B2 (en) | 1981-04-23 |
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