JPS53121543A - Check circuit - Google Patents

Check circuit

Info

Publication number
JPS53121543A
JPS53121543A JP3670577A JP3670577A JPS53121543A JP S53121543 A JPS53121543 A JP S53121543A JP 3670577 A JP3670577 A JP 3670577A JP 3670577 A JP3670577 A JP 3670577A JP S53121543 A JPS53121543 A JP S53121543A
Authority
JP
Japan
Prior art keywords
check
signal
check circuit
circuit
input
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
Application number
JP3670577A
Other languages
Japanese (ja)
Other versions
JPS5719810B2 (en
Inventor
Shuichi Goto
Kazuhide Aoki
Takashi Totoki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP3670577A priority Critical patent/JPS53121543A/en
Publication of JPS53121543A publication Critical patent/JPS53121543A/en
Publication of JPS5719810B2 publication Critical patent/JPS5719810B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To decrease the number of the check terminal, by utilizing the input of the binary signal combination which was not used under the original operation state for the check signal of the circuit block and then switching the input supply signal and the check signal through an AND circuit.
COPYRIGHT: (C)1978,JPO&Japio
JP3670577A 1977-03-31 1977-03-31 Check circuit Granted JPS53121543A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3670577A JPS53121543A (en) 1977-03-31 1977-03-31 Check circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3670577A JPS53121543A (en) 1977-03-31 1977-03-31 Check circuit

Publications (2)

Publication Number Publication Date
JPS53121543A true JPS53121543A (en) 1978-10-24
JPS5719810B2 JPS5719810B2 (en) 1982-04-24

Family

ID=12477176

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3670577A Granted JPS53121543A (en) 1977-03-31 1977-03-31 Check circuit

Country Status (1)

Country Link
JP (1) JPS53121543A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739623A (en) * 1980-08-21 1982-03-04 Nec Corp Integrated circuit device
JPS57163878A (en) * 1982-03-03 1982-10-08 Hitachi Ltd Test signal generating circuit for integrated circuit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739623A (en) * 1980-08-21 1982-03-04 Nec Corp Integrated circuit device
JPH0159550B2 (en) * 1980-08-21 1989-12-18 Nippon Electric Co
JPS57163878A (en) * 1982-03-03 1982-10-08 Hitachi Ltd Test signal generating circuit for integrated circuit
JPH0320710B2 (en) * 1982-03-03 1991-03-20 Hitachi Ltd

Also Published As

Publication number Publication date
JPS5719810B2 (en) 1982-04-24

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