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參數(shù)資料
| 型號： | LC74723 |
| 元件分類： | 畫面疊加 |
| 英文描述： | ON-SCREEN DISPLAY IC, PDIP24 |
| 封裝： | 0.300 INCH, PLASTIC, SDIP-24 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 245K |
| 代理商： | LC74723 |
6. COMMAND5 (Display control command)
First byte
Note: The register states are all set to zero when the LC74723 is reset with the RST pin.
Display Screen Structure
The display consists of 24 characters
× 10 rows for a maximum of 240 characters. The maximum number of characters is
reduced when the character size is enlarged.
Display memory addresses are specified as row (0 to 9 decimal) and column (0 to 23 decimal) addresses.
Display Screen Structure (display memory addresses)
No. 4841-10/12
LC74723, 74723M
DA
Register
Contents
Note
0 to 7
name
State
Function
7—
1
6—
1
Command 5 identification code
5—
0
Synchronization signal control setup
4—
1
3—
0
Green background
Background color switching (Only valid in
2PH
NTSC mode, only a blue background color is
1
Blue background
supported in PAL-M mode.)
0
External synchronization signal detection control: Disabled
External synchronization signal detection
1
RSN
control Judges whether the signal has gone
1
External synchronization signal detection control: Enabled
from present to absent or from absent to
present.
0
INT
0
External synchronization
External/internal synchronization switching
1
Internal synchronization
相關PDF資料 |
PDF描述 |
|---|---|
| LC74723M | ON-SCREEN DISPLAY IC, PDSO24 |
| LC74725 | ON-SCREEN DISPLAY IC, PDIP24 |
| LC74725M | ON-SCREEN DISPLAY IC, PDSO24 |
| LC7472M | ON-SCREEN DISPLAY IC, PDSO24 |
| LC74730M | ON-SCREEN DISPLAY IC, PDSO30 |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LC74723M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74723M9141 | 制造商:Panasonic Industrial Company 功能描述:IC |
| LC74723M9629 | 制造商:Panasonic Industrial Company 功能描述:IC |
| LC74725 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
| LC74725M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
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