JPS60108200U - Stepping motor drive circuit - Google Patents
Stepping motor drive circuitInfo
- Publication number
- JPS60108200U JPS60108200U JP19809983U JP19809983U JPS60108200U JP S60108200 U JPS60108200 U JP S60108200U JP 19809983 U JP19809983 U JP 19809983U JP 19809983 U JP19809983 U JP 19809983U JP S60108200 U JPS60108200 U JP S60108200U
- Authority
- JP
- Japan
- Prior art keywords
- stepping motor
- drive circuit
- motor drive
- section
- reference voltage
- 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
Landscapes
- Control Of Stepping Motors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案によるステッピングモータ駆動回路の一
実施例を示すブロック図、第２図は従来のステッピング
モータ駆動回路を示すブロック図、第３図は本考案に用
いる光コード板、第４図は本考案の一実施例の磁気ディ
スク装置の概略図、第５図は本考案による信号波形の関
係を示す図、第６図は本考案のその他の実施例の信号波
形を示す図である。
１０１・・・位置基準電圧発生部、１０２・・・誤差検
出部、１０４・・・光センサ、１０５・・・誤差増幅部
、１０６・・・位置微調部、１０８・・・光コード板、
１０９・・・制御回路、１１Ｇ・・・駆動回路、１１１
・・・ステッピングモータ、１１２・・・ヘッド、１１
３・・・パルス発生器、３０１・・・基板、３０２・・
・コード、４０１・・・磁気ディスク、４０２・・・磁
気ディスク回転用モータ。Fig. 1 is a block diagram showing an embodiment of a stepping motor drive circuit according to the present invention, Fig. 2 is a block diagram showing a conventional stepping motor drive circuit, Fig. 3 is an optical code board used in the present invention, and Fig. 4 is a block diagram showing an embodiment of a stepping motor drive circuit according to the present invention. 5 is a schematic diagram of a magnetic disk drive according to an embodiment of the present invention, FIG. 5 is a diagram showing the relationship of signal waveforms according to the present invention, and FIG. 6 is a diagram showing signal waveforms according to another embodiment of the present invention. 101... Position reference voltage generation section, 102... Error detection section, 104... Optical sensor, 105... Error amplification section, 106... Position fine adjustment section, 108... Optical code plate,
109...Control circuit, 11G...Drive circuit, 111
...Stepping motor, 112...Head, 11
3... Pulse generator, 301... Board, 302...
- Code, 401...Magnetic disk, 402...Magnetic disk rotation motor.
Claims (1)
発光素子および受光素子からなる位置検出機構と、ステ
ッピングモータの停止位置を決める位置基準電圧発生部
と、該位置基準電圧発生部の出力と前記位置検出機構か
らの位置信号とを比較する誤差検出部とを備え、該誤差
検出部から出力される誤差電圧にもとづき、ステッピン
グモータを駆動し、停止位置を補正することを特徴とす
るステッピングモータ駆動回路。A code board with a pattern at regular intervals that reflects light,
a position detection mechanism consisting of a light emitting element and a light receiving element; a position reference voltage generation section that determines the stop position of the stepping motor; and an error detection section that compares the output of the position reference voltage generation section and the position signal from the position detection mechanism. What is claimed is: 1. A stepping motor drive circuit, comprising: driving a stepping motor and correcting a stop position based on an error voltage output from the error detection section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19809983U JPS60108200U (en) | 1983-12-23 | 1983-12-23 | Stepping motor drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19809983U JPS60108200U (en) | 1983-12-23 | 1983-12-23 | Stepping motor drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60108200U true JPS60108200U (en) | 1985-07-23 |
Family
ID=30756800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19809983U Pending JPS60108200U (en) | 1983-12-23 | 1983-12-23 | Stepping motor drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60108200U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017058160A (en) * | 2015-09-14 | 2017-03-23 | 株式会社島津製作所 | Motor drive mechanism and motor drive method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58208972A (en) * | 1982-05-28 | 1983-12-05 | Citizen Watch Co Ltd | Carrier of magnetic head |
-
1983
- 1983-12-23 JP JP19809983U patent/JPS60108200U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58208972A (en) * | 1982-05-28 | 1983-12-05 | Citizen Watch Co Ltd | Carrier of magnetic head |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017058160A (en) * | 2015-09-14 | 2017-03-23 | 株式会社島津製作所 | Motor drive mechanism and motor drive method |
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