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KR890006034A - Floppy Disk Driver Control Method in Private Switching System - Google Patents

Floppy Disk Driver Control Method in Private Switching System Download PDF

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Publication number
KR890006034A
KR890006034A KR870010762A KR870010762A KR890006034A KR 890006034 A KR890006034 A KR 890006034A KR 870010762 A KR870010762 A KR 870010762A KR 870010762 A KR870010762 A KR 870010762A KR 890006034 A KR890006034 A KR 890006034A
Authority
KR
South Korea
Prior art keywords
floppy disk
control
circuit
disk driver
switch
Prior art date
Application number
KR870010762A
Other languages
Korean (ko)
Other versions
KR900007279B1 (en
Inventor
신종근
Original Assignee
강진구
삼성반도체통신 주식회사
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 강진구, 삼성반도체통신 주식회사 filed Critical 강진구
Priority to KR1019870010762A priority Critical patent/KR900007279B1/en
Publication of KR890006034A publication Critical patent/KR890006034A/en
Application granted granted Critical
Publication of KR900007279B1 publication Critical patent/KR900007279B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)

Abstract

내용 없음No content

Description

사설교환기에서의 플로피 디스크 드라이버의 제어방식Floppy Disk Driver Control Method in Private Switching System

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

제2도는 본 발명에 따른 회로도.2 is a circuit diagram according to the present invention.

제3도는 본 발명에 따른 플로피 디스크 드라이버 제어흐름도.3 is a floppy disk driver control flow chart according to the present invention.

제4도는 본 발명에 따른 시스템 운용 흐름도.4 is a system operation flow chart according to the present invention.

Claims (2)

제1, 2교환기 중앙제어장치(10, 20)가 이중화되고, 버스감시 및 선택회로(40)를 통해 제1, 2교환기 중앙제어장치(10, 20)의 어드레스 데이터 및 제어 신호를 감시 선택되는 국선가입자 회로(30) 및 내선가입자 회로(60-70)등 시스템의 조건 변경에 따른 프로그램 변경 및 수정 방식에 있어서, 상기 제1, 2교환기 중앙제어장치(10)(20)에 플로피 디스크 제어회로(111, 211)를 연결하고, 상기 플로피 디스크 제어회로(111, 211)에 플로피 디스크 드라이버(112, 212)을 접속하며, 상기 이중화된 상기 제1,2교환기 중앙제어장치(10)(20)중 제1교환기 중앙제어장치(10)가 상기 버스 감시 및 선택회로(40)와 시스템 버스 데이타 버스를 통해 내선 가입자회로(60-70)와 국선 가입자회로(30)를 통해 서비스할 시 제1교환기 중앙제어장치(10)가 플로피 디스크 제어회로(111)와 플로피 디스크 드라이버(112)을 제어하며 제1교환기 중앙제어장치(10)의 제어에 의해 램과 플로피 디스크의 기억장치를 사용하도록 제어하고 시스템 조건의 변환시 상기 제1교환기 중앙제어장치(10)의 제어에 의해 플로피 디스크상의 프로그램 및 데이타를 수정하고 에러를 보관하여 처리하는 것을 특징으로 하는 방식.The first and second switch central controllers 10 and 20 are redundant, and the monitoring and selection of the address data and control signals of the first and second switch central controllers 10 and 20 via the bus monitoring and selection circuit 40 are performed. In the program change and correction method according to the condition change of the system such as the trunk line subscriber circuit 30 and the internal subscriber circuits 60-70, a floppy disk control circuit is provided to the first and second switch central controllers 10 and 20. (111, 211), the floppy disk control circuit (111, 211) to connect the floppy disk drivers (112, 212), the redundant first and second switch central control unit (10) (20) The first switch central control unit 10 of the first switch when the service through the bus monitoring and selection circuit 40 and the system bus data bus through the station subscriber circuit (60-70) and the trunk line subscriber circuit (30) The central controller 10 has a floppy disk control circuit 111 and a floppy disk drive. Control 112 and use the storage device of the RAM and the floppy disk by the control of the first switch central controller 10, and control the floppy disk by the control of the first switch central controller 10 when the system conditions are changed. A method characterized by modifying programs and data on a disk and storing and handling errors. 사설교환기에 있어서 플로피 디스크 드라이버 제어방법에 있어서, 플로피 디스크 드라이버의 사용중인 상태를 체크하는 제1과정과, 상기 제1과정에서 사용중일때 현상태 데이타를 소정 메모리상에 보존후 일정시간 교환 서비스하는 제2과정과, 상기 제1과정에서 플로피 디스크 드라이버가 사용중이 아닐때 플로피 디스크 드라이버 기입/독출 명령어를 지시한 후 제어 신호가 빠지는 제3과정과, 상기 제3과정의 빠진 제어신호에 의해 일정시간 교환 서비스하는 제4과정과, 상기 제3과정에서 지시한 플로피 디스크 드라이버 소정 동작이 완료되었는가를 체크하는 제5과정과, 상기 제5과정에서 동작완료일때 제어를 끝내어 제어권을 넘겨주고 아닐때 상태를 소정 메모리에 보존후 일정시간 교환 서비스하는 제6과정으로 이루어짐을 특징으로 하는 방법.A method of controlling a floppy disk driver in a private exchange, comprising: a first step of checking a busy state of a floppy disk driver; And a third step of instructing a floppy disk driver write / read command to be instructed when the floppy disk driver is not in use in the first step, and then removing a control signal by the third control signal. And a fifth step of checking whether the floppy disk driver predetermined operation instructed in the third step is completed, and ending control when the operation is completed in the fifth step, and transferring control right. And a sixth process of exchanging a predetermined time after the storage in the memory. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870010762A 1987-09-28 1987-09-28 Floppy Disk Driver Control in Private Switching System KR900007279B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870010762A KR900007279B1 (en) 1987-09-28 1987-09-28 Floppy Disk Driver Control in Private Switching System

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870010762A KR900007279B1 (en) 1987-09-28 1987-09-28 Floppy Disk Driver Control in Private Switching System

Publications (2)

Publication Number Publication Date
KR890006034A true KR890006034A (en) 1989-05-18
KR900007279B1 KR900007279B1 (en) 1990-10-06

Family

ID=19264809

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870010762A KR900007279B1 (en) 1987-09-28 1987-09-28 Floppy Disk Driver Control in Private Switching System

Country Status (1)

Country Link
KR (1) KR900007279B1 (en)

Also Published As

Publication number Publication date
KR900007279B1 (en) 1990-10-06

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