JPH0230163U - - Google Patents
Info
- Publication number
- JPH0230163U JPH0230163U JP10814088U JP10814088U JPH0230163U JP H0230163 U JPH0230163 U JP H0230163U JP 10814088 U JP10814088 U JP 10814088U JP 10814088 U JP10814088 U JP 10814088U JP H0230163 U JPH0230163 U JP H0230163U
- Authority
- JP
- Japan
- Prior art keywords
- error
- data field
- data
- floppy disk
- field
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の機能ブロツク図、第２図は一
実施例のシステム構成図、第３図はＣＰＵにより
行われるイニシヤライズ処理を説明するフローチ
ヤートである。
１……第１のエラー検出手段、２……第２のエ
ラー検出手段。
FIG. 1 is a functional block diagram of the present invention, FIG. 2 is a system configuration diagram of one embodiment, and FIG. 3 is a flowchart illustrating initialization processing performed by the CPU. 1...First error detection means, 2...Second error detection means.
Claims (1)
タ長のセクタに分割し、さらに前記各セクタにＩ
Ｄフイルド、データフイールドを設定し、そのＩ
Ｄフイールド、データフイールドに所定の情報を
記録するフロツピイデイスクのイニシヤライズ装
置において、 所定のコードをフロツピイデイスクの全セクタ
のデータフイールドのデータ部に書き込んで各セ
クタのデータフイルドのＣＲＣエラーを検出する
第１のエラー検出手段と、前記第１のエラー検出
手段でエラーが検出されなかつた場合に前記所定
のコードと反転関係にあるコードを全セクタのデ
ータフイールドのデータ部に書き込んで各セクタ
のデータフイールドのＣＲＣエラーを検出する第
２のエラー検出手段を有することを特徴とするフ
ロツピイデイスクのイニシヤライズ装置。[Claims for Utility Model Registration] Each track of a floppy disk is divided into sectors of a predetermined data length, and an I
Set the D field and data field, and its I
In a floppy disk initialization device that records predetermined information in the D field and data field, a predetermined code is written in the data portion of the data field of all sectors of the floppy disk to detect CRC errors in the data field of each sector. a first error detecting means for detecting an error; and if no error is detected by the first error detecting means, a code having an inverse relationship with the predetermined code is written in the data portion of the data field of all sectors; 1. An initializing device for a floppy disk, comprising second error detection means for detecting a CRC error in a data field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10814088U JPH0230163U (en) | 1988-08-17 | 1988-08-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10814088U JPH0230163U (en) | 1988-08-17 | 1988-08-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0230163U true JPH0230163U (en) | 1990-02-26 |
Family
ID=31343193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10814088U Pending JPH0230163U (en) | 1988-08-17 | 1988-08-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230163U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06103708A (en) * | 1992-09-17 | 1994-04-15 | Ekisupaato Magnetics Kk | Inspection method for defect of recording medium |
-
1988
- 1988-08-17 JP JP10814088U patent/JPH0230163U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06103708A (en) * | 1992-09-17 | 1994-04-15 | Ekisupaato Magnetics Kk | Inspection method for defect of recording medium |
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