KR920013005A - Camera film driving motor control device by PWM - Google Patents

Camera film driving motor control device by PWM Download PDF

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Publication number
KR920013005A
KR920013005A KR1019900022167A KR900022167A KR920013005A KR 920013005 A KR920013005 A KR 920013005A KR 1019900022167 A KR1019900022167 A KR 1019900022167A KR 900022167 A KR900022167 A KR 900022167A KR 920013005 A KR920013005 A KR 920013005A
Authority
KR
South Korea
Prior art keywords
motor
switching
drive
motor control
pwm
Prior art date
Application number
KR1019900022167A
Other languages
Korean (ko)
Inventor
정종문
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900022167A priority Critical patent/KR920013005A/en
Publication of KR920013005A publication Critical patent/KR920013005A/en

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Abstract

내용 없음No content

Description

PWM에 의한 카메라 필름 구동모터 제어장치Camera film driving motor control device by PWM

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 회로도, 제2도의 ㈎ 내지 ㈑는 본 발명의 동작설명을 위한 신호 파형도, 제3도는 본 발명의 동작설명을 위한 필름 구동부분의 개략적인 구성도.1 is a circuit diagram of the present invention, Figure 2 is a signal waveform diagram for explaining the operation of the present invention, Figure 3 is a schematic configuration of the film driving portion for explaining the operation of the present invention.

Claims (1)

카메라 제어를 위한 중앙처리유닛⑴과, 상기 중앙처리유닛⑴의 제어를 받아 모터 정회전, 역회전, 정지구동시 각각 상이한 펄스폭의 PWM신호 및 정지신호를 출력하는 모터제어수단⑵과, 상기 모터제어수단⑵출력의 반전을 위한 인버터(3, 4)와, 상기 인버터(3)출력에 의하여 필름구동머터⑸를 정회전 구동시키도록 전원(+Vcc)을 스위칭 하는 제1스위칭수단⑹과 상기 제1스위칭수단⑹과 함께 필름 구동모터⑸의 정회전 구동 경로를 이루는 스위칭 트랜지스터(Q6)와, 상기 인버터(4)출력에 의하여 필름 구동모터⑸를 역회전 구동시키도록 전원(+Vcc)을 스위칭 하는 제2스위칭수단⑺과, 상기 제2스위칭수단⑺과 함께 필름구동모터⑸의 역회전 구동 경로를 이루는 스위칭 트랜지스터(Q5)와, 상기 모터제어수단⑵의 구동 정지신호에 의하여 트랜지스터(Q5, Q6)를 오프시키기 위한 다이오드(D1, D2)를 구비하여 구성된 것을 특징으로 하는 PWM에 의한 카메라 필름 구동모터 제어장치.A central processing unit for controlling the camera, a motor control means for outputting PWM signals and stop signals having different pulse widths at the time of forward, reverse and stop driving of the motor under the control of the central processing unit, and the motor. Inverters 3 and 4 for inverting the control means output, and first switching means for switching the power supply (+ Vcc) to drive the film drive muffler forward by the output of the inverter 3; the first switching transistor forming the forward rotation drive path of the film drive motor ⑸ with switching means ⑹ (Q 6) and the inverter 4 switches the film supply (+ Vcc) to the driving motor ⑸ driven rotating by the output claim by the drive stop signal of the second switching means ⑺ and, as the second switching means ⑺ and film drive motor switching transistor (Q 5) forming the reverse rotation drive path ⑸ together, the motor control means ⑵ transistor (Q 5 , Q 6 ) Camera film drive motor control device by a PWM comprising a diode (D 1 , D 2 ) for turning off. ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.※ Note: This is to be disclosed by the original application.
KR1019900022167A 1990-12-28 1990-12-28 Camera film driving motor control device by PWM KR920013005A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019900022167A KR920013005A (en) 1990-12-28 1990-12-28 Camera film driving motor control device by PWM

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900022167A KR920013005A (en) 1990-12-28 1990-12-28 Camera film driving motor control device by PWM

Publications (1)

Publication Number Publication Date
KR920013005A true KR920013005A (en) 1992-07-28

Family

ID=67538135

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900022167A KR920013005A (en) 1990-12-28 1990-12-28 Camera film driving motor control device by PWM

Country Status (1)

Country Link
KR (1) KR920013005A (en)

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