JPH0481252U - - Google Patents

Info

Publication number
JPH0481252U
JPH0481252U JP12162990U JP12162990U JPH0481252U JP H0481252 U JPH0481252 U JP H0481252U JP 12162990 U JP12162990 U JP 12162990U JP 12162990 U JP12162990 U JP 12162990U JP H0481252 U JPH0481252 U JP H0481252U
Authority
JP
Japan
Prior art keywords
spindle motor
medium
density medium
loaded
external signal
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
JP12162990U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP12162990U priority Critical patent/JPH0481252U/ja
Publication of JPH0481252U publication Critical patent/JPH0481252U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の実施例であるフレキシブル
デイスク駆動装置の回路構成を概略的に示すブロ
ツク図、第２図は従来のフレキシブルデイスク駆
動装置の回路構成を概略的に示すブロツク図であ
る。 図において、１……リード（読み出し）回路、
２……ライト（書込み）回路、３……イレーズ（
消去）回路、４……マトリクス回路、５……ヘツ
ド、６……メデイアセンサ、７……スピンドルモ
ータ回路、８……スピンドルモータである。なお
、図中、同一符号は同一、又は相当部分を示す。 FIG. 1 is a block diagram schematically showing the circuit configuration of a flexible disk drive device according to an embodiment of this invention, and FIG. 2 is a block diagram schematically showing the circuit configuration of a conventional flexible disk drive device. In the figure, 1...read (readout) circuit,
2...Write (write) circuit, 3...Erase (
4...matrix circuit, 5...head, 6...media sensor, 7...spindle motor circuit, 8...spindle motor. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 装着されている媒体が高密度媒体であるか、あ
るいはノーマル密度媒体であるかを示す識別孔を
検出するメデイアセンサと、外部から入力される
外部信号により回転数が切換わるスピンドルモー
タと、上記高密度媒体が装着された時に、上記外
部信号により上記スピンドルモータの回転数を切
換える切換え手段とを備えたことを特徴とするフ
レキシブルデイスク駆動装置。 A media sensor that detects an identification hole that indicates whether the loaded medium is a high-density medium or a normal-density medium, a spindle motor whose rotation speed is switched by an external signal input from the outside, and a A flexible disk drive device comprising: switching means for switching the rotational speed of the spindle motor based on the external signal when a density medium is loaded.
JP12162990U 1990-11-20 1990-11-20 Pending JPH0481252U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12162990U JPH0481252U (en) 1990-11-20 1990-11-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12162990U JPH0481252U (en) 1990-11-20 1990-11-20

Publications (1)

Publication Number Publication Date
JPH0481252U true JPH0481252U (en) 1992-07-15

Family

ID=31869478

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12162990U Pending JPH0481252U (en) 1990-11-20 1990-11-20

Country Status (1)

Country Link
JP (1) JPH0481252U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59207068A (en) * 1983-05-10 1984-11-24 Panafacom Ltd Floppy disc device
JPS62266765A (en) * 1986-05-14 1987-11-19 Tokyo Electric Co Ltd Disk driving device for 3.5-inch floppy disk

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59207068A (en) * 1983-05-10 1984-11-24 Panafacom Ltd Floppy disc device
JPS62266765A (en) * 1986-05-14 1987-11-19 Tokyo Electric Co Ltd Disk driving device for 3.5-inch floppy disk

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