JPS5380930A - Control device for rotary memory unit - Google Patents

Control device for rotary memory unit

Info

Publication number
JPS5380930A
JPS5380930A JP15650976A JP15650976A JPS5380930A JP S5380930 A JPS5380930 A JP S5380930A JP 15650976 A JP15650976 A JP 15650976A JP 15650976 A JP15650976 A JP 15650976A JP S5380930 A JPS5380930 A JP S5380930A
Authority
JP
Japan
Prior art keywords
control device
memory unit
rotary memory
control unit
rotary
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
JP15650976A
Other languages
Japanese (ja)
Inventor
Masashi Nozawa
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 JP15650976A priority Critical patent/JPS5380930A/en
Publication of JPS5380930A publication Critical patent/JPS5380930A/en
Pending legal-status Critical Current

Links

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)

Abstract

PURPOSE: To prevent the increment of the delay time caused during the use of a control unit and thus to avoid an abnormal increase of the execution time for the command group, by sharing the channel switch and the working memory within a control unit with plural process parts.
COPYRIGHT: (C)1978,JPO&Japio
JP15650976A 1976-12-27 1976-12-27 Control device for rotary memory unit Pending JPS5380930A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15650976A JPS5380930A (en) 1976-12-27 1976-12-27 Control device for rotary memory unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15650976A JPS5380930A (en) 1976-12-27 1976-12-27 Control device for rotary memory unit

Publications (1)

Publication Number Publication Date
JPS5380930A true JPS5380930A (en) 1978-07-17

Family

ID=15629309

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15650976A Pending JPS5380930A (en) 1976-12-27 1976-12-27 Control device for rotary memory unit

Country Status (1)

Country Link
JP (1) JPS5380930A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60179863A (en) * 1984-02-27 1985-09-13 Fujitsu Ltd Retry control method of input/output system
JPS60221824A (en) * 1985-03-20 1985-11-06 Hitachi Ltd disk controller
JPS63247765A (en) * 1987-04-02 1988-10-14 Canon Inc Image forming device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60179863A (en) * 1984-02-27 1985-09-13 Fujitsu Ltd Retry control method of input/output system
JPS60221824A (en) * 1985-03-20 1985-11-06 Hitachi Ltd disk controller
JPS63247765A (en) * 1987-04-02 1988-10-14 Canon Inc Image forming device

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