JPS54528A - Digital input unit - Google Patents

Digital input unit

Info

Publication number
JPS54528A
JPS54528A JP6476877A JP6476877A JPS54528A JP S54528 A JPS54528 A JP S54528A JP 6476877 A JP6476877 A JP 6476877A JP 6476877 A JP6476877 A JP 6476877A JP S54528 A JPS54528 A JP S54528A
Authority
JP
Japan
Prior art keywords
digital input
input unit
input signal
reference input
signal
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
JP6476877A
Other languages
Japanese (ja)
Inventor
Shinya Sekine
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 JP6476877A priority Critical patent/JPS54528A/en
Publication of JPS54528A publication Critical patent/JPS54528A/en
Pending legal-status Critical Current

Links

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  • Feedback Control In General (AREA)

Abstract

PURPOSE: To reduce the power consumption and to increase the reliability, by changing the signal level of a reference input signal with a control signal, outputting the digital input signal with the comparison means with the reference input signal depending on this change, and omitting the gate circuit.
COPYRIGHT: (C)1979,JPO&Japio
JP6476877A 1977-06-03 1977-06-03 Digital input unit Pending JPS54528A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6476877A JPS54528A (en) 1977-06-03 1977-06-03 Digital input unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6476877A JPS54528A (en) 1977-06-03 1977-06-03 Digital input unit

Publications (1)

Publication Number Publication Date
JPS54528A true JPS54528A (en) 1979-01-05

Family

ID=13267693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6476877A Pending JPS54528A (en) 1977-06-03 1977-06-03 Digital input unit

Country Status (1)

Country Link
JP (1) JPS54528A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3621373A (en) * 1970-11-23 1971-11-16 Collins Radio Co Transient-free solid-state power contactor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3621373A (en) * 1970-11-23 1971-11-16 Collins Radio Co Transient-free solid-state power contactor

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