JPS5823382U - LCD drive circuit - Google Patents
LCD drive circuitInfo
- Publication number
- JPS5823382U JPS5823382U JP11661381U JP11661381U JPS5823382U JP S5823382 U JPS5823382 U JP S5823382U JP 11661381 U JP11661381 U JP 11661381U JP 11661381 U JP11661381 U JP 11661381U JP S5823382 U JPS5823382 U JP S5823382U
- Authority
- JP
- Japan
- Prior art keywords
- memory
- read
- liquid crystal
- driver
- numbers
- 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.)
- Granted
Links
Landscapes
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案装置の概要を示すブロック図、第2図お
よび第3図はLCDの表示面の概略平面図、第4図は信
号波形図、第5図は第1図要部のやき詳細なブロック図
、第6薗および第7図は動作説明用フローチャートであ
る。
図面で22Aは第1のメモリ、14a、12a・・・・
・・は表示選択スイッチ群、20Bは第2のメモリ、2
2Bは出力バッファ、LCDは液晶表示装置、28.3
0.32はLCDドライバ、12は中央処理装置である
。Figure 1 is a block diagram showing the outline of the device of the present invention, Figures 2 and 3 are schematic plan views of the display surface of the LCD, Figure 4 is a signal waveform diagram, and Figure 5 is a diagram of the main parts of Figure 1. The detailed block diagram and FIGS. 6 and 7 are flowcharts for explaining the operation. In the drawing, 22A is the first memory, 14a, 12a...
... is a group of display selection switches, 20B is a second memory, 2
2B is an output buffer, LCD is a liquid crystal display device, 28.3
0.32 is an LCD driver, and 12 is a central processing unit.
Claims (1)
1のメモリと、該メモリから読出す情報を指定する表示
選択スイッチ群と、該スイッチ群により指定され第1メ
モリから読出された情報を数字、記号信号に変換する第
2のメモリと、該第2のメモリの出力を記憶する出力バ
ッファと、前記数字、記号を表示する液晶表示装置およ
びそのドライバと、前記メモリの読出し、信号変換、お
よびドライバへの出力バッファ内容の転送を制御する中
央処理装置とを有することを特徴とする液晶表示装置の
駆動回路。 囁−[Claims for Utility Model Registration] A first memory for storing radio, cassette deck, and time information; a group of display selection switches for specifying information to be read from the memory; and a display selector switch group for specifying information to be read from the memory; a second memory that converts the read information into numbers and symbol signals; an output buffer that stores the output of the second memory; a liquid crystal display device and its driver that displays the numbers and symbols; 1. A driving circuit for a liquid crystal display device, comprising a central processing unit that controls readout, signal conversion, and transfer of output buffer contents to a driver. Whisper
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11661381U JPS5823382U (en) | 1981-08-05 | 1981-08-05 | LCD drive circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11661381U JPS5823382U (en) | 1981-08-05 | 1981-08-05 | LCD drive circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5823382U true JPS5823382U (en) | 1983-02-14 |
JPH0345355Y2 JPH0345355Y2 (en) | 1991-09-25 |
Family
ID=29910832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11661381U Granted JPS5823382U (en) | 1981-08-05 | 1981-08-05 | LCD drive circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5823382U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5659289A (en) * | 1979-10-18 | 1981-05-22 | Sharp Kk | Electronic device |
-
1981
- 1981-08-05 JP JP11661381U patent/JPS5823382U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5659289A (en) * | 1979-10-18 | 1981-05-22 | Sharp Kk | Electronic device |
Also Published As
Publication number | Publication date |
---|---|
JPH0345355Y2 (en) | 1991-09-25 |
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