JPS62195184U - - Google Patents
Info
- Publication number
- JPS62195184U JPS62195184U JP8442286U JP8442286U JPS62195184U JP S62195184 U JPS62195184 U JP S62195184U JP 8442286 U JP8442286 U JP 8442286U JP 8442286 U JP8442286 U JP 8442286U JP S62195184 U JPS62195184 U JP S62195184U
- Authority
- JP
- Japan
- Prior art keywords
- display
- elements
- microcomputer
- section
- voltage
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 230000010355 oscillation Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案に係るＥＬ表示器の表示コント
ロール装置の一実施例を示す配線図、第２図は従
来例を示す配線図である。
１……ＥＬ表示器、１ａ〜１ｎ……ＥＬ素子、
２ａ〜２（ｎ＋１）……ＥＬドライバ、３……マ
イクロコンピユータ、４……定電流回路、Ｃ……
コモン端子。
FIG. 1 is a wiring diagram showing an embodiment of a display control device for an EL display according to the present invention, and FIG. 2 is a wiring diagram showing a conventional example. 1... EL display device, 1a to 1n... EL element,
2a-2(n+1)...EL driver, 3...Microcomputer, 4...Constant current circuit, C...
Common terminal.
Claims (1)
た前記ＥＬ素子にはコモン端子と逆位相の電圧を
印加して点灯させ、選択された以外の前記ＥＬ素
子には前記コモン端子と同位相の電圧を印加して
消灯とするコントロール部と、前記ＥＬ素子の電
源となる発振回路部とから成るＥＬ表示器の表示
コントロール装置において、 前記コントロール部と前記発振回路部とが一体
のマイクロコンピユータで構成されると共に電流
制限回路が設けられ、組込まれたソフトウエアに
より前記マイクロコンピユータは前記ＥＬ素子の
点灯個数を検知し、該マイクロコンピユータは、
この点灯個数に応ずる電流値となるように前記電
流制限回路を制御することを特徴とするＥＬ表示
器の表示コントロール装置。[Claims for Utility Model Registration] A voltage with a phase opposite to the common terminal is applied to a selected EL element of an EL display consisting of a plurality of EL elements to light it up, and the other EL elements are turned on. A display control device for an EL display comprising a control section that applies a voltage in phase with the common terminal to turn off the light, and an oscillation circuit section that serves as a power source for the EL element, wherein the control section and the oscillation circuit section is composed of an integrated microcomputer and is provided with a current limiting circuit, the microcomputer detects the number of lit EL elements by built-in software, and the microcomputer is configured to:
A display control device for an EL display, characterized in that the current limiting circuit is controlled so that the current value corresponds to the number of lights lit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8442286U JPS62195184U (en) | 1986-06-03 | 1986-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8442286U JPS62195184U (en) | 1986-06-03 | 1986-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62195184U true JPS62195184U (en) | 1987-12-11 |
Family
ID=30938907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8442286U Pending JPS62195184U (en) | 1986-06-03 | 1986-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62195184U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6024950A (en) * | 1983-07-20 | 1985-02-07 | Kondo Unyu Kiko Kk | Continuous hot-air dryer for printed matter |
| JPS6183596A (en) * | 1984-09-28 | 1986-04-28 | シャープ株式会社 | Driving circuit for thin film display unit |
-
1986
- 1986-06-03 JP JP8442286U patent/JPS62195184U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6024950A (en) * | 1983-07-20 | 1985-02-07 | Kondo Unyu Kiko Kk | Continuous hot-air dryer for printed matter |
| JPS6183596A (en) * | 1984-09-28 | 1986-04-28 | シャープ株式会社 | Driving circuit for thin film display unit |