JPS6324767U - - Google Patents
Info
- Publication number
- JPS6324767U JPS6324767U JP11741586U JP11741586U JPS6324767U JP S6324767 U JPS6324767 U JP S6324767U JP 11741586 U JP11741586 U JP 11741586U JP 11741586 U JP11741586 U JP 11741586U JP S6324767 U JPS6324767 U JP S6324767U
- Authority
- JP
- Japan
- Prior art keywords
- flexible disk
- accessed
- magnetic head
- fdd
- cpu
- 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
Links
- 238000010586 diagram Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
Description
第１図は本考案の磁気ヘツド移動機構を含む制
御装置の一実施例の構成図である。
６……ＦＤＣ、９……磁気ヘツド移動機構、１
０……切替信号生成回路、１１……クロツクジエ
ネレータ、１１―１，６―１……Ｓｔｅｐ信号、
１２……カウンタ、１２―１，６―２……ＤＩＲ
信号、８―１……ＴＲＫＯ信号、１３……リセツ
ト回路、１５，１６……切替信号、１４……ＦＤ
Ｄ。
FIG. 1 is a block diagram of one embodiment of a control device including a magnetic head moving mechanism of the present invention. 6...FDC, 9...Magnetic head moving mechanism, 1
0...Switching signal generation circuit, 11...Clock generator, 11-1, 6-1...Step signal,
12...Counter, 12-1, 6-2...DIR
Signal, 8-1...TRKO signal, 13...Reset circuit, 15, 16...Switching signal, 14...FD
D.
Claims (1)
す）を制御する制御装置に於いて、ＣＰＵがＦＤ
Ｄに対しアクセス中であることを検知する手段と
、該手段により非アクセス中である事を検出して
いる期間は、媒体のある範囲を１シリンダずつ磁
気ヘツドの移動を繰返す手段を有することを特徴
とするフレキシブルデイスク制御方式。 In a control device that controls a flexible disk device (hereinafter abbreviated as FDD), a CPU
The means for detecting that D is being accessed and the period during which the means detects that it is not being accessed include means for repeatedly moving the magnetic head one cylinder at a time over a certain range of the medium. Features a flexible disk control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11741586U JPS6324767U (en) | 1986-08-01 | 1986-08-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11741586U JPS6324767U (en) | 1986-08-01 | 1986-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6324767U true JPS6324767U (en) | 1988-02-18 |
Family
ID=31002904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11741586U Pending JPS6324767U (en) | 1986-08-01 | 1986-08-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6324767U (en) |
-
1986
- 1986-08-01 JP JP11741586U patent/JPS6324767U/ja active Pending