KR910005194A - Paper insertion angle error detection circuit of dot matrix printer - Google Patents

Paper insertion angle error detection circuit of dot matrix printer Download PDF

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Publication number
KR910005194A
KR910005194A KR1019890012418A KR890012418A KR910005194A KR 910005194 A KR910005194 A KR 910005194A KR 1019890012418 A KR1019890012418 A KR 1019890012418A KR 890012418 A KR890012418 A KR 890012418A KR 910005194 A KR910005194 A KR 910005194A
Authority
KR
South Korea
Prior art keywords
dot matrix
matrix printer
detection circuit
error detection
angle error
Prior art date
Application number
KR1019890012418A
Other languages
Korean (ko)
Inventor
김재복
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 KR1019890012418A priority Critical patent/KR910005194A/en
Publication of KR910005194A publication Critical patent/KR910005194A/en

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Abstract

내용 없음No content

Description

도트 메트릭스 프린터의 용지 삽입각도 에러 검출 회로Paper insertion angle error detection circuit of dot matrix printer

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

제 1도는 본 발명의 회로도,1 is a circuit diagram of the present invention,

제 2도는 본 발명 마이콤에 내장되는 프린터 제어 프로그램 흐름도,2 is a flow chart of the printer control program embedded in the present invention microcomputer,

제 3도는 본 발명 회로의 센서 구조도.3 is a sensor structure diagram of a circuit of the present invention.

Claims (1)

도트메트릭스 프린터에 있어서, 인자판(8) 하단에는 용지의 크기에 따라 이동 가능한 센서(1)(2)를 장착하고, 센서(1)(2)의 출력은 저항(R1,R2) 및 콘덴서(C1)(C2)로 집지하여 트렌지스터(TR1)(TR2)의 베이스에 접속하며, 트랜지스터(TR1)(TR2)의 콘렉터 출력은 EX-오어게이트(3)를 통해 마이콤(4)에 입력하여서 마이콤(4)의 용지 금지 불량상태 체크루틴을 제어하도록 구성하는 것을 특징으로 하는 도트메트릭스 프린터의 용지 삽입각도 에러 검출회로.In the dot matrix printer, sensors (1) and (2) are mounted at the bottom of the platen (8) according to the size of the paper, and the outputs of the sensors (1) and (2) are resistors (R 1 , R 2 ) and through the capacitor (C 1) to jipji with (C 2) transistor (TR 1) and connected to the base of (TR 2), a transistor (TR 1) of the cone collector output (TR 2) is EX- OR gate (3) A paper insertion angle error detection circuit of a dot matrix printer, characterized in that it is configured to control the sheet prohibition failure status check routine of the microcomputer 4 by inputting to the microcomputer 4. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890012418A 1989-08-30 1989-08-30 Paper insertion angle error detection circuit of dot matrix printer KR910005194A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890012418A KR910005194A (en) 1989-08-30 1989-08-30 Paper insertion angle error detection circuit of dot matrix printer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890012418A KR910005194A (en) 1989-08-30 1989-08-30 Paper insertion angle error detection circuit of dot matrix printer

Publications (1)

Publication Number Publication Date
KR910005194A true KR910005194A (en) 1991-03-30

Family

ID=67661633

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890012418A KR910005194A (en) 1989-08-30 1989-08-30 Paper insertion angle error detection circuit of dot matrix printer

Country Status (1)

Country Link
KR (1) KR910005194A (en)

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