JPH0185970U - - Google Patents
Info
- Publication number
- JPH0185970U JPH0185970U JP18096987U JP18096987U JPH0185970U JP H0185970 U JPH0185970 U JP H0185970U JP 18096987 U JP18096987 U JP 18096987U JP 18096987 U JP18096987 U JP 18096987U JP H0185970 U JPH0185970 U JP H0185970U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- step motor
- access
- tpi
- receiving means
- 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
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Moving Of Head For Track Selection And Changing (AREA)
Description
第１図は本考案ＦＤＤの機能ブロツク図、第２
図〜第４図は本考案ＦＤＤの一実施例を示す図面
で、第２図はアクセス動作のフローチヤート、第
３図はタイムチヤート、第４図は回路図、第５図
及び第６図は従来ＦＤＤに関するもので、第５図
は４８ＴＰＩのアクセス動作のフローチヤート、
第６図は９６ＴＰＩのアクセス動作のフローチヤ
ートである。
４……コントローラ、５……ドライバー、６…
…ステツプモータ。
Figure 1 is a functional block diagram of the FDD of the present invention, Figure 2
4 to 4 are drawings showing an embodiment of the FDD of the present invention, in which FIG. 2 is a flowchart of access operation, FIG. 3 is a time chart, FIG. 4 is a circuit diagram, and FIGS. 5 and 6 are Regarding conventional FDD, Fig. 5 is a flowchart of 48TPI access operation.
FIG. 6 is a flowchart of 96TPI access operation. 4...controller, 5...driver, 6...
...Step motor.
Claims (1)
受信手段、 ｂ ステツプ信号とデイレクシヨン信号受信手段
、 ｃ ステツプモータ、 ｄ ステツプモータ駆動手段、 ｅ デイレクシヨン信号に応じた方向に、かつ、
ＴＰＩ信号に応じたアクセスピツチでアクセス動
作を行なうためのステツプ信号に同期したステツ
プモータ駆動パルスを出力するステツプモータ制
御手段、 とからなるフレキシブルデイスク駆動装置。[Claims for Utility Model Registration] a. TPI signal receiving means for selecting an access pitch, b. step signal and direction signal receiving means, c. step motor, d. step motor driving means, e. in a direction according to the direction signal, and ,
A flexible disk drive device comprising: step motor control means for outputting a step motor drive pulse synchronized with a step signal for performing an access operation at an access pitch according to a TPI signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18096987U JPH0185970U (en) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18096987U JPH0185970U (en) | 1987-11-30 | 1987-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0185970U true JPH0185970U (en) | 1989-06-07 |
Family
ID=31472470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18096987U Pending JPH0185970U (en) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0185970U (en) |
-
1987
- 1987-11-30 JP JP18096987U patent/JPH0185970U/ja active Pending
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