JPS6229670U - - Google Patents
Info
- Publication number
- JPS6229670U JPS6229670U JP11910085U JP11910085U JPS6229670U JP S6229670 U JPS6229670 U JP S6229670U JP 11910085 U JP11910085 U JP 11910085U JP 11910085 U JP11910085 U JP 11910085U JP S6229670 U JPS6229670 U JP S6229670U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- flexible disk
- head
- power
- 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 2
Landscapes
- Power Sources (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は本考案の一実施例に用いる電源蓄積回路
の回路図である。
１０……フレキシブルデイスク制御装置、１１
……制御回路、１２……ゲート回路、１３……直
流電源回路、１４……電源蓄積回路、１５，１６
……直流電源、１７……ヘツドロード指令、１８
……ヘツドロード信号線、１９……バス線、２０
……フレキシブルデイスク装置。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a circuit diagram of a power storage circuit used in an embodiment of the present invention. 10...Flexible disk control device, 11
... Control circuit, 12 ... Gate circuit, 13 ... DC power supply circuit, 14 ... Power storage circuit, 15, 16
...DC power supply, 17...Head load command, 18
... Head load signal line, 19 ... Bus line, 20
...Flexible disk device.
Claims (1)
・アンロード状態に作動せしめるフレキシブルデ
イスク装置を制御するフレキシブルデイスク制御
装置において、直流電源を供給する直流電源回路
と、前記フレキシブルデイスク装置に対してデー
タの読出し書込み等の処理を制御する制御回路と
、前記直流電源回路から供給される直流電源を短
時間維持すると共に前記制御回路へ供給する電源
蓄積回路と、前記制御回路からのヘツドロード指
令と前記直流電源回路の直流電源とを入力として
前記フレキシブルデイスク装置にそのヘツドをロ
ード及びアンロード状態に作動せしめることを指
示するヘツドロード信号を供給するゲート回路と
を含み、前記直流電源回路の直流電源が切断した
とき、前記ゲート回路により前記ヘツドロード信
号を遮断して前記フレキシブルデイスク装置のヘ
ツドをアンロード状態とし、しかる後前記制御回
路に供給する前記直流電源を切断するようにした
ことを特徴とするフレキシブルデイスク制御装置
。 A flexible disk control device that controls a flexible disk device that loads and unloads the head of the flexible disk includes a DC power supply circuit that supplies DC power, and a DC power circuit that performs operations such as reading and writing data to the flexible disk device. a control circuit that controls processing; a power storage circuit that maintains DC power supplied from the DC power supply circuit for a short time and supplies it to the control circuit; and a headload command from the control circuit and a DC power supply of the DC power supply circuit. and a gate circuit that supplies a head load signal that instructs the flexible disk device to operate its head in a load and unload state with the input of the head, and when the DC power supply of the DC power supply circuit is cut off, the gate circuit The flexible disk control device is characterized in that the head load signal is cut off to place the head of the flexible disk device in an unloaded state, and then the DC power supply supplied to the control circuit is cut off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11910085U JPS6229670U (en) | 1985-08-01 | 1985-08-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11910085U JPS6229670U (en) | 1985-08-01 | 1985-08-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6229670U true JPS6229670U (en) | 1987-02-23 |
Family
ID=31006161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11910085U Pending JPS6229670U (en) | 1985-08-01 | 1985-08-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6229670U (en) |
-
1985
- 1985-08-01 JP JP11910085U patent/JPS6229670U/ja active Pending
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