JPS5318926A - Auxiliary loop switching circuit for magnetic bubble memory unit - Google Patents

Auxiliary loop switching circuit for magnetic bubble memory unit

Info

Publication number
JPS5318926A
JPS5318926A JP9318176A JP9318176A JPS5318926A JP S5318926 A JPS5318926 A JP S5318926A JP 9318176 A JP9318176 A JP 9318176A JP 9318176 A JP9318176 A JP 9318176A JP S5318926 A JPS5318926 A JP S5318926A
Authority
JP
Japan
Prior art keywords
memory unit
switching circuit
auxiliary loop
magnetic bubble
bubble memory
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
JP9318176A
Other languages
Japanese (ja)
Other versions
JPS5643553B2 (en
Inventor
Koji Suehiro
Yasukimi Yamamura
Minoru Saito
Keisuke Mise
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
Nippon Telegraph and Telephone Corp
Original Assignee
Hitachi Ltd
Nippon Telegraph and Telephone Corp
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, Nippon Telegraph and Telephone Corp filed Critical Hitachi Ltd
Priority to JP9318176A priority Critical patent/JPS5318926A/en
Publication of JPS5318926A publication Critical patent/JPS5318926A/en
Publication of JPS5643553B2 publication Critical patent/JPS5643553B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To perform both reading and writing with the contents of the same ROM and thus to simplify the circuit constitution, by controlling the pulse row conversion circuit with the output at the writing time and with the input when the reading time when the faulty loop is switched to the auxiliary loop.
COPYRIGHT: (C)1978,JPO&Japio
JP9318176A 1976-08-06 1976-08-06 Auxiliary loop switching circuit for magnetic bubble memory unit Granted JPS5318926A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9318176A JPS5318926A (en) 1976-08-06 1976-08-06 Auxiliary loop switching circuit for magnetic bubble memory unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9318176A JPS5318926A (en) 1976-08-06 1976-08-06 Auxiliary loop switching circuit for magnetic bubble memory unit

Publications (2)

Publication Number Publication Date
JPS5318926A true JPS5318926A (en) 1978-02-21
JPS5643553B2 JPS5643553B2 (en) 1981-10-13

Family

ID=14075395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9318176A Granted JPS5318926A (en) 1976-08-06 1976-08-06 Auxiliary loop switching circuit for magnetic bubble memory unit

Country Status (1)

Country Link
JP (1) JPS5318926A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5623987A (en) * 1979-08-04 1981-03-06 Micron Kiki Kk Control system for play machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4852141A (en) * 1971-10-30 1973-07-21
JPS4923546A (en) * 1972-05-01 1974-03-02
JPS4942246A (en) * 1972-05-08 1974-04-20
JPS506228A (en) * 1973-05-17 1975-01-22

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4852141A (en) * 1971-10-30 1973-07-21
JPS4923546A (en) * 1972-05-01 1974-03-02
JPS4942246A (en) * 1972-05-08 1974-04-20
JPS506228A (en) * 1973-05-17 1975-01-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5623987A (en) * 1979-08-04 1981-03-06 Micron Kiki Kk Control system for play machine

Also Published As

Publication number Publication date
JPS5643553B2 (en) 1981-10-13

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