JPS52102644A - Priority decision circuit - Google Patents

Priority decision circuit

Info

Publication number
JPS52102644A
JPS52102644A JP1954976A JP1954976A JPS52102644A JP S52102644 A JPS52102644 A JP S52102644A JP 1954976 A JP1954976 A JP 1954976A JP 1954976 A JP1954976 A JP 1954976A JP S52102644 A JPS52102644 A JP S52102644A
Authority
JP
Japan
Prior art keywords
decision circuit
priority decision
request signal
priority order
priority
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
JP1954976A
Other languages
Japanese (ja)
Inventor
Kenji Shimojima
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 JP1954976A priority Critical patent/JPS52102644A/en
Publication of JPS52102644A publication Critical patent/JPS52102644A/en
Pending legal-status Critical Current

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  • Bus Control (AREA)

Abstract

PURPOSE: To change priority order by means of a priority order switching device without altering arrangement, etc, by providing a circit that gives a priority level to time difference between a data send request signal and a data receive request signal sent from the input/ output unit to the processing unit.
COPYRIGHT: (C)1977,JPO&Japio
JP1954976A 1976-02-25 1976-02-25 Priority decision circuit Pending JPS52102644A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1954976A JPS52102644A (en) 1976-02-25 1976-02-25 Priority decision circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1954976A JPS52102644A (en) 1976-02-25 1976-02-25 Priority decision circuit

Publications (1)

Publication Number Publication Date
JPS52102644A true JPS52102644A (en) 1977-08-29

Family

ID=12002387

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1954976A Pending JPS52102644A (en) 1976-02-25 1976-02-25 Priority decision circuit

Country Status (1)

Country Link
JP (1) JPS52102644A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4898740A (en) * 1972-03-27 1973-12-14

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4898740A (en) * 1972-03-27 1973-12-14

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