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KR960011638A - Kisscan circuit of microcomputer with vacuum fluorescent display - Google Patents

Kisscan circuit of microcomputer with vacuum fluorescent display Download PDF

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Publication number
KR960011638A
KR960011638A KR1019940024754A KR19940024754A KR960011638A KR 960011638 A KR960011638 A KR 960011638A KR 1019940024754 A KR1019940024754 A KR 1019940024754A KR 19940024754 A KR19940024754 A KR 19940024754A KR 960011638 A KR960011638 A KR 960011638A
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KR
South Korea
Prior art keywords
receiving
digit
display panel
clock
dimmer
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Application number
KR1019940024754A
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Korean (ko)
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KR970000263B1 (en
Inventor
김현배
이보현
Original Assignee
김광호
삼성전자 주식회사
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Priority to KR1019940024754A priority Critical patent/KR970000263B1/en
Publication of KR960011638A publication Critical patent/KR960011638A/en
Application granted granted Critical
Publication of KR970000263B1 publication Critical patent/KR970000263B1/en

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • H01J31/15—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen with ray or beam selectively directed to luminescent anode segments
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)

Abstract

본 발명은 진공형광 디스플레이를 위한 키스캠에 있어서 진공형광 디스플레이의 디지트 신호를 키스캠 데이타로 사용하는 키스캔 회로에 관한 것이다.BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a kisscan circuit which uses, as kisscam data, a digit signal of a vacuum fluorescent display in a kisscam for a vacuum fluorescent display.

이를 위하여 소정주기의 클럭을 수신하여 일정 주기로 분주하는 분주수단, 진공형광 디스플레이 패널의 밝기를 조정하는 딤머수단, 진공형광 디스플레이 패널의 구동가능한 캐릭터 수만큼 디지트 신호들을 발생하는 디지트 발생수단 및 다수의 디지트 신호를 키스캔 데이타로 사용하는 키매트릭스로 구성된 키스캔 회로이다.To this end, a dispensing means for receiving a clock of a predetermined period and dispensing at regular intervals, a dimmer means for adjusting the brightness of the vacuum fluorescent display panel, a digit generating means for generating digit signals as many as the number of driveable characters of the vacuum fluorescent display panel, and a plurality of digits. It is a kisscan circuit composed of key matrices using signals as kisscan data.

Description

진공형광 디스플레이를 내장한 미이크로 컴퓨터의 키스캔회로Kisscan circuit of microcomputer with vacuum fluorescent display

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

제4도는 본 발명에 따라 진공형광 디스플레이를 위한 실시예의 구성도.4 is a schematic diagram of an embodiment for a vacuum fluorescent display according to the present invention.

제5도는 제4도의 진공형광 디스플레이를 위한 파형도.5 is a waveform diagram for the vacuum fluorescent display of FIG.

제6도는 본 발명에 따라 진공형광 디스플레이의 키스캔을 위한 실시예의 구성도이다.6 is a block diagram of an embodiment for a kisscan of a vacuum fluorescent display according to the present invention.

Claims (6)

키스캔회로에 있어서, 소정주기의 클럭을 수신하여 일정 주기로 분주하는 분주수단; 상기의 분주수단의 출력을 수신하여 디스플레이 패널의 밝기를 조정하는 딤머수단; 상기의 딤머수단의 출력을 수신하여 디스플레이 패널의 구동가능한 캐릭터 수만큼 디지트 신호들을 발생하는 디지트 발생수단; 및 상기의 다수의 디지트 신호를 수신하는 다수의 로우라인과 칼럼라인을 가진 키 매트릭스로 구성된 것을 특징으로 하는 키스캔회로.A kiss-cane circuit comprising: a divider means for receiving a clock of a predetermined period and dividing the clock at a predetermined period; Dimmer means for receiving the output of the dispensing means to adjust the brightness of the display panel; Digit generating means for receiving the output of the dimmer means and generating digit signals as many driveable characters of the display panel as possible; And a key matrix having a plurality of row lines and column lines for receiving the plurality of digit signals. 제1항에 있어서, 상기의 딤머수단은 6.25%에서 50%의 클럭듀티를 출력하는 것을 특징으로 하는 키스캔회로.The kisscan circuit according to claim 1, wherein the dimmer means outputs a clock duty of 6.25% to 50%. 제1항에 있어서, 상기의 키 매트릭스의 키가 모두 오프되었을 때 로우논리값을 출력하고 선택된 키가 온되었을 때 하이논리값을 출력하는 칼럼라인에 연결된 풀다운 저항으로 구성된 것을 특징으로 하는 키스캔회로.The kisscan circuit according to claim 1, further comprising a pull-down resistor connected to a column line which outputs a low logic value when all the keys of the key matrix are turned off and a high logic value when the selected key is turned on. . 제1항에 있어서, 상기의 키 매트릭스의 키가 모두 오프되었을 때 하이논리값을 출력하고 선택된 키가 온되었을 때 로우 논리값을 출력하는 칼럼라인에 연결된 풀-업 저항으로 구성된 것을 특징으로 하는 키스캔회로.The key of claim 1, wherein the key comprises a pull-up resistor connected to a column line that outputs a high logic value when all of the keys of the key matrix are turned off and a low logic value when the selected key is turned on. Scan circuit. 디스플레이 패널 구동회로에 있어서, 소정주기의 클럭을 수신하여 일정주기로 분주하는 분주수단; 상기 분주수단의 출력을 수신하여 디스플레이 패널의 밝기를 조정하는 딤머수단; 상기의 딤머수단의 출력을 수신하여 디스플레이 패널의 구동가능한 캐릭터 수만큼 디지트 신호들을 발생하는 디지트 발생수단; 및 상기의 디지트 신호에 따라 각 디지트에 해당하는 세그먼트 신호들을 출력하는 디스플레이 데이타 램으로 구성된 것을 특징으로 하는 디스플레이 패널 구동회로.A display panel driving circuit comprising: a divider means for receiving a clock of a predetermined period and dividing the clock at a predetermined period; Dimmer means for receiving the output of the dispensing means to adjust the brightness of the display panel; Digit generating means for receiving the output of the dimmer means and generating digit signals as many driveable characters of the display panel as possible; And a display data RAM for outputting segment signals corresponding to each digit according to the digit signal. 제5항에 있어서, 상기의 딤머수단은 6.25%에서 50%의 클럭듀티를 출력하는 것을 특징으로 하는 디스플레이 패널 구동회로.6. The display panel driving circuit according to claim 5, wherein the dimmer means outputs a clock duty of 6.25% to 50%. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940024754A 1994-09-29 1994-09-29 Kisscan circuit of microcomputer with vacuum fluorescent display KR970000263B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940024754A KR970000263B1 (en) 1994-09-29 1994-09-29 Kisscan circuit of microcomputer with vacuum fluorescent display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940024754A KR970000263B1 (en) 1994-09-29 1994-09-29 Kisscan circuit of microcomputer with vacuum fluorescent display

Publications (2)

Publication Number Publication Date
KR960011638A true KR960011638A (en) 1996-04-20
KR970000263B1 KR970000263B1 (en) 1997-01-08

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Application Number Title Priority Date Filing Date
KR1019940024754A KR970000263B1 (en) 1994-09-29 1994-09-29 Kisscan circuit of microcomputer with vacuum fluorescent display

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KR (1) KR970000263B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7129141B2 (en) 2004-01-09 2006-10-31 Elpida Memory, Inc. Method for manufacturing a semiconductor device having a low junction leakage current

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7129141B2 (en) 2004-01-09 2006-10-31 Elpida Memory, Inc. Method for manufacturing a semiconductor device having a low junction leakage current

Also Published As

Publication number Publication date
KR970000263B1 (en) 1997-01-08

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