JPS5347722A - Key input circuit - Google Patents

Key input circuit

Info

Publication number
JPS5347722A
JPS5347722A JP12193076A JP12193076A JPS5347722A JP S5347722 A JPS5347722 A JP S5347722A JP 12193076 A JP12193076 A JP 12193076A JP 12193076 A JP12193076 A JP 12193076A JP S5347722 A JPS5347722 A JP S5347722A
Authority
JP
Japan
Prior art keywords
input circuit
key input
bounching
circuits
combinations
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
Application number
JP12193076A
Other languages
Japanese (ja)
Inventor
Hiroyasu Nomiya
Shinkichi Hotta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12193076A priority Critical patent/JPS5347722A/en
Publication of JPS5347722A publication Critical patent/JPS5347722A/en
Pending legal-status Critical Current

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  • Input From Keyboards Or The Like (AREA)

Abstract

PURPOSE: To avoid bounching with a simple constitution by having an adjustment in accordance with the key switch specifications through combinations between plural key detection circuits and counter circuits.
COPYRIGHT: (C)1978,JPO&Japio
JP12193076A 1976-10-13 1976-10-13 Key input circuit Pending JPS5347722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12193076A JPS5347722A (en) 1976-10-13 1976-10-13 Key input circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12193076A JPS5347722A (en) 1976-10-13 1976-10-13 Key input circuit

Publications (1)

Publication Number Publication Date
JPS5347722A true JPS5347722A (en) 1978-04-28

Family

ID=14823437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12193076A Pending JPS5347722A (en) 1976-10-13 1976-10-13 Key input circuit

Country Status (1)

Country Link
JP (1) JPS5347722A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58123130A (en) * 1982-01-14 1983-07-22 Hitachi Ltd Input processor
JPH0247083A (en) * 1988-08-09 1990-02-16 Nippon Petrochem Co Ltd Pressure sensitive cody material
JPH0393588A (en) * 1989-09-06 1991-04-18 Nippon Petrochem Co Ltd Pressure-sensitive copying material
JPH05201125A (en) * 1992-01-29 1993-08-10 Fuji Photo Film Co Ltd Pressure-sensitive recording sheet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5055225A (en) * 1973-09-12 1975-05-15
JPS50154028A (en) * 1974-05-31 1975-12-11
JPS5140821A (en) * 1974-10-04 1976-04-06 Tokyo Shibaura Electric Co

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5055225A (en) * 1973-09-12 1975-05-15
JPS50154028A (en) * 1974-05-31 1975-12-11
JPS5140821A (en) * 1974-10-04 1976-04-06 Tokyo Shibaura Electric Co

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58123130A (en) * 1982-01-14 1983-07-22 Hitachi Ltd Input processor
JPS627571B2 (en) * 1982-01-14 1987-02-18 Hitachi Ltd
JPH0247083A (en) * 1988-08-09 1990-02-16 Nippon Petrochem Co Ltd Pressure sensitive cody material
JPH0393588A (en) * 1989-09-06 1991-04-18 Nippon Petrochem Co Ltd Pressure-sensitive copying material
JPH05201125A (en) * 1992-01-29 1993-08-10 Fuji Photo Film Co Ltd Pressure-sensitive recording sheet

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