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JPS5475520A - Operation detecting circuit of step motor - Google Patents

Operation detecting circuit of step motor

Info

Publication number
JPS5475520A
JPS5475520A JP14417277A JP14417277A JPS5475520A JP S5475520 A JPS5475520 A JP S5475520A JP 14417277 A JP14417277 A JP 14417277A JP 14417277 A JP14417277 A JP 14417277A JP S5475520 A JPS5475520 A JP S5475520A
Authority
JP
Japan
Prior art keywords
step motor
revolution
current
coil
resistance
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.)
Granted
Application number
JP14417277A
Other languages
English (en)
Other versions
JPS5718440B2 (ja
Inventor
Jun Ueda
Masaharu Shida
Akira Torisawa
Shuji Otawa
Masaaki Bandai
Katsuhiko Sato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP14417277A priority Critical patent/JPS5475520A/ja
Publication of JPS5475520A publication Critical patent/JPS5475520A/ja
Publication of JPS5718440B2 publication Critical patent/JPS5718440B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
JP14417277A 1977-11-30 1977-11-30 Operation detecting circuit of step motor Granted JPS5475520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14417277A JPS5475520A (en) 1977-11-30 1977-11-30 Operation detecting circuit of step motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14417277A JPS5475520A (en) 1977-11-30 1977-11-30 Operation detecting circuit of step motor

Publications (2)

Publication Number Publication Date
JPS5475520A true JPS5475520A (en) 1979-06-16
JPS5718440B2 JPS5718440B2 (ja) 1982-04-16

Family

ID=15355871

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14417277A Granted JPS5475520A (en) 1977-11-30 1977-11-30 Operation detecting circuit of step motor

Country Status (1)

Country Link
JP (1) JPS5475520A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57148592A (en) * 1981-02-04 1982-09-13 Berney Sa Jean Claude Stepping motor controller
JPS5819584A (ja) * 1981-07-27 1983-02-04 Seiko Epson Corp アナログ電子時計のロータ位置判定方法
JPS5947998A (ja) * 1982-08-04 1984-03-17 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン ステツプモ−タの励磁コイルの誘起電圧を分析する方法および回路
US4912689A (en) * 1988-05-07 1990-03-27 Seiko Epson Corporation Compensating circuitry for an electronic watch

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0416972U (ja) * 1990-04-02 1992-02-12
JP4800787B2 (ja) * 2006-02-15 2011-10-26 セイコーインスツル株式会社 ステップモータ駆動回路及びアナログ電子時計

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57148592A (en) * 1981-02-04 1982-09-13 Berney Sa Jean Claude Stepping motor controller
JPS5819584A (ja) * 1981-07-27 1983-02-04 Seiko Epson Corp アナログ電子時計のロータ位置判定方法
JPH0142396B2 (ja) * 1981-07-27 1989-09-12 Seiko Epson Corp
JPS5947998A (ja) * 1982-08-04 1984-03-17 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン ステツプモ−タの励磁コイルの誘起電圧を分析する方法および回路
US4912689A (en) * 1988-05-07 1990-03-27 Seiko Epson Corporation Compensating circuitry for an electronic watch

Also Published As

Publication number Publication date
JPS5718440B2 (ja) 1982-04-16

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