KR970050632A - How to check spindle motor constant speed of disk drive recorder - Google Patents

How to check spindle motor constant speed of disk drive recorder Download PDF

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Publication number
KR970050632A
KR970050632A KR1019950067774A KR19950067774A KR970050632A KR 970050632 A KR970050632 A KR 970050632A KR 1019950067774 A KR1019950067774 A KR 1019950067774A KR 19950067774 A KR19950067774 A KR 19950067774A KR 970050632 A KR970050632 A KR 970050632A
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KR
South Korea
Prior art keywords
spindle motor
constant speed
motor
ready signal
disk drive
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Application number
KR1019950067774A
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Korean (ko)
Inventor
안영선
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김광호
삼성전자 주식회사
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Priority to KR1019950067774A priority Critical patent/KR970050632A/en
Publication of KR970050632A publication Critical patent/KR970050632A/en

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Abstract

1. 청구범위에 기재된 발명이 속한 기술분야1. TECHNICAL FIELD OF THE INVENTION

디스크 구동 기록장치의 스핀들모터에 관한 것으로, 특히 데이타 리드/라이트시 디스크 기록매체를 구동시키는 스핀들모터가 접속회전하는가를 점검하기 위한 방법에 관한 것이다.The present invention relates to a spindle motor of a disc drive recording apparatus, and more particularly to a method for checking whether or not a spindle motor for driving a disc recording medium is connected and rotated during data read / write.

2. 발명이 해결하려고 하는 기술적 과제2. The technical problem to be solved by the invention

스핀들모터의 회전속도를 주기적으로 점검하여 스핀들모터의 회전속도 저하로 발생할 수 있는 디스크 구동기록장치의 오동작을 미연에 방지하여 디스크 구동 기록장치의 신뢰성을 확보함에 있다.By periodically checking the rotational speed of the spindle motor, it is possible to secure the reliability of the disk drive recording device by preventing the malfunction of the disk drive recording device which may occur due to the reduction of the rotational speed of the spindle motor.

3. 발명의 해결방법의 요지3. Summary of Solution to Invention

디스크 구동 기록장치에 있어서 상기 장치의 모터구동부로 부터 레디신호가 수신되는 경우 이에 응답하여 규정 타임값과 서브 인덱스 카운터값을 비교하여 스핀들모터의 회전속도가 정속회전 범위이내일 경우 서보 알고리즘을 수행하는 반면, 상기 스핀들모터의 회전속도 저하로 인해 발생될 수 있는 데이타 리드/라이트 오동작을 방지함을 특징으로 한다.In the disc drive recording apparatus, when a ready signal is received from the motor driver of the apparatus, the servo algorithm performs a servo algorithm when the rotation speed of the spindle motor is within the constant speed range by comparing the prescribed time value and the sub index counter value. It is characterized in that to prevent the data read / write malfunction that may occur due to the rotational speed of the spindle motor.

4. 발명의 중요한 용도4. Important uses of the invention

스핀들모터의 정속회전이 요구되는 디스크 구동 기록장치에 유용히 사용될 수 있다.It can be usefully used for a disk drive recording apparatus which requires a constant speed rotation of the spindle motor.

Description

디스크 구동 기록장치의 스핀들모터 정속회전 점검방법How to check spindle motor constant speed of disk drive recorder

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명에 따른 스핀들모터의 정속회전을 점검하기 위한 시스템 블럭구성도,1 is a system block diagram for checking the constant speed rotation of the spindle motor according to the present invention,

제2도는 디스크 구동 기록장치의 스핀들모터(30)가 정속회전하는가를 점검하기 위한 제어부(10)의 제어흐름도,2 is a control flow chart of the controller 10 for checking whether the spindle motor 30 of the disc drive recording apparatus rotates at constant speed,

제3도는 제2도에서 서보ISR(Servo Interrupt Service Routine)과정에 따른 제어흐름도.3 is a control flow diagram according to the Servo Interrupt Service Routine (ISR) process in FIG.

Claims (5)

디스크 기록매체를 회전운동시키는 스핀들모터와, 상기 스핀들모터의 구동을 제어하는 모터구동부와, 상기 모터구동부와 디스크 구동 기록장치의 전반적인 동작을 제어하는 제어수단을 구비하는 디스크 구동 기록장치에 있어서, 전원 인가시마다 상기 스핀들모터 및 모터구동부를 구동시키는 초기구동단계와, 상기 모터구동부로부터 스핀들모터의 정속회전을 지시하는 레디신호가 수신되는 경우 이에 응답하여 서보 인터럽트 서비스 루틴을 수행하여 상기 스핀들모터의 정속회전을 점검하는 스핀들모터 정속회전 점검단계로 이루어짐을 특징으로 하는 디스크 구동 기록장치의 스핀들모터 정속회전 점검방법.A disk drive recording apparatus comprising a spindle motor for rotating a disk recording medium, a motor driver for controlling the drive of the spindle motor, and control means for controlling the overall operation of the motor driver and the disk drive recording apparatus. The initial driving step of driving the spindle motor and the motor driving unit at every application, and when the ready signal indicating the constant speed rotation of the spindle motor is received from the motor driving unit, performs a servo interrupt service routine in response to the constant speed rotation of the spindle motor. Spindle motor constant speed check method of the disc drive recording device, characterized in that consisting of a check step for rotating the spindle motor. 제1항에 있어서, 상기 서보 인터럽트 서비스 루틴은; 상기 모터구동부로부터 레디신호가 수신되는가를 검사하는 레디신호 수신여부 검사과정과, 상기 검사결과 레디신호가 수신되는 경우 이에 응답하여 규정 타임값과 서브 인덱스 카운터값을 비교하는 타이밍 비교과정과, 상기 비교결과 상기 스핀들모터의 회전속도가 정속회전 범위이내일 경우 서보 알고리즘을 수행하는 반면, 상기 스핀들모터의 회전속도가 정속회전 범위외의 값으로 회전하는 경우 상기 스핀들모터의 에러상황을 호스트로 보고하는 과정으로 이루어짐을 특징으로 하는 디스크 구동기록장치의 스핀들모터 정속회전 점검방법.2. The system of claim 1, wherein said servo interrupt service routine comprises: a; A ready signal reception test step of checking whether a ready signal is received from the motor driver; a timing comparison step of comparing a predetermined time value with a sub-index counter value in response to the ready signal being received; As a result, when the rotational speed of the spindle motor is within the range of constant speed, the servo algorithm is executed. On the other hand, if the rotational speed of the spindle motor is out of the range of the constant speed, the error condition of the spindle motor is reported to the host. Spindle motor constant speed rotation check method of the disc drive recording device characterized in that. 제2항에 있어서, 상기 규정 타임값은 상기 디스크 기록매체의 1회전 주기를 서브 인덱스 수로 나누어 산출됨을 특징으로 하는 디스크 구동 기록장치의 스핀들모터 정속회전 점검방법.3. The method of claim 2, wherein the prescribed time value is calculated by dividing one rotation period of the disk recording medium by the number of sub indices. 제2항에 있어서, 상기 레디신호 수신여부 검사결과 상기 모터구동부로부터 레신호가 수시되지 않는 경우 상기 스핀들모터를 레디상태로 전환시키기 위한 서부루틴을 일정시간동안 수행하는 과정을 더 구비하는 것을 특징으로 하는 디스크 구도 기록장치의 스핀들모터 정속회전 점검 방법.The method of claim 2, further comprising: performing a western routine for a predetermined time for converting the spindle motor into a ready state when the ready signal reception test result does not receive a ready signal from the motor driver. How to check the spindle motor constant speed of the disk composition recorder. 제4항에 있어서, 사이 일정시간동안 상기 모터구동부로부터 레디신호가 수신되지 않을 경우 상기 스핀들모터의 에러상황을 호스트로 보고함을 특징으로 하는 디스크 구동 기록장치의 스핀들모터 정속회전 점검방법.5. The method of claim 4, wherein an error condition of the spindle motor is reported to the host when a ready signal is not received from the motor driver for a predetermined time. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950067774A 1995-12-30 1995-12-30 How to check spindle motor constant speed of disk drive recorder KR970050632A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100482351B1 (en) * 1997-12-29 2005-07-07 삼성전자주식회사 Spindle motor presence / absence detection circuit and detection result output method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100482351B1 (en) * 1997-12-29 2005-07-07 삼성전자주식회사 Spindle motor presence / absence detection circuit and detection result output method

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