JPS6489998A - Motor drive system - Google Patents

Motor drive system

Info

Publication number
JPS6489998A
JPS6489998A JP24498587A JP24498587A JPS6489998A JP S6489998 A JPS6489998 A JP S6489998A JP 24498587 A JP24498587 A JP 24498587A JP 24498587 A JP24498587 A JP 24498587A JP S6489998 A JPS6489998 A JP S6489998A
Authority
JP
Japan
Prior art keywords
duty
circuit chip
step motor
control circuit
drive system
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
Application number
JP24498587A
Other languages
English (en)
Inventor
Hideyuki Miyake
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Priority to JP24498587A priority Critical patent/JPS6489998A/ja
Publication of JPS6489998A publication Critical patent/JPS6489998A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Stepping Motors (AREA)
JP24498587A 1987-09-28 1987-09-28 Motor drive system Pending JPS6489998A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24498587A JPS6489998A (en) 1987-09-28 1987-09-28 Motor drive system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24498587A JPS6489998A (en) 1987-09-28 1987-09-28 Motor drive system

Publications (1)

Publication Number Publication Date
JPS6489998A true JPS6489998A (en) 1989-04-05

Family

ID=17126872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24498587A Pending JPS6489998A (en) 1987-09-28 1987-09-28 Motor drive system

Country Status (1)

Country Link
JP (1) JPS6489998A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6214445B1 (en) 1998-12-25 2001-04-10 Ngk Spark Plug Co., Ltd. Printed wiring board, core substrate, and method for fabricating the core substrate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6214445B1 (en) 1998-12-25 2001-04-10 Ngk Spark Plug Co., Ltd. Printed wiring board, core substrate, and method for fabricating the core substrate

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