JPS53121543A - Check circuit - Google Patents
Check circuitInfo
- 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
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
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)
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 |
-
1977
- 1977-03-31 JP JP3670577A patent/JPS53121543A/en active Granted
Cited By (4)
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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