JPS5289434A - Magnetic disk control method - Google Patents

Magnetic disk control method

Info

Publication number
JPS5289434A
JPS5289434A JP574876A JP574876A JPS5289434A JP S5289434 A JPS5289434 A JP S5289434A JP 574876 A JP574876 A JP 574876A JP 574876 A JP574876 A JP 574876A JP S5289434 A JPS5289434 A JP S5289434A
Authority
JP
Japan
Prior art keywords
magnetic disk
control method
disk control
change
convertibility
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
JP574876A
Other languages
Japanese (ja)
Inventor
Hideyuki Takahashi
Takeshi Matsumura
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.)
NITSUKIYOU DENKI KOGYO KK
Toshiba Corp
Original Assignee
NITSUKIYOU DENKI KOGYO KK
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 NITSUKIYOU DENKI KOGYO KK, Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical NITSUKIYOU DENKI KOGYO KK
Priority to JP574876A priority Critical patent/JPS5289434A/en
Publication of JPS5289434A publication Critical patent/JPS5289434A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To improve economical efficiency and operation efficiency of a magnetic disk by providing convertibility to soft ware before the change and that after the change due to increase of memory capacity of a magnetic disk.
COPYRIGHT: (C)1977,JPO&Japio
JP574876A 1976-01-21 1976-01-21 Magnetic disk control method Pending JPS5289434A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP574876A JPS5289434A (en) 1976-01-21 1976-01-21 Magnetic disk control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP574876A JPS5289434A (en) 1976-01-21 1976-01-21 Magnetic disk control method

Publications (1)

Publication Number Publication Date
JPS5289434A true JPS5289434A (en) 1977-07-27

Family

ID=11619718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP574876A Pending JPS5289434A (en) 1976-01-21 1976-01-21 Magnetic disk control method

Country Status (1)

Country Link
JP (1) JPS5289434A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54146539A (en) * 1978-05-09 1979-11-15 Toshiba Corp Process method in response to division of magnetic disk face
JPS59207464A (en) * 1983-05-12 1984-11-24 Canon Electronics Inc Control system of magnetic disk device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54146539A (en) * 1978-05-09 1979-11-15 Toshiba Corp Process method in response to division of magnetic disk face
JPS59207464A (en) * 1983-05-12 1984-11-24 Canon Electronics Inc Control system of magnetic disk device

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