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參數(shù)資料
| 型號(hào)： | LC74723M |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | On-Screen Display Controller |
| 中文描述： | 屏幕顯示控制器 |
| 文件頁數(shù)： | 10/12頁 |
| 文件大?。?/td> | 144K |
| 代理商： | LC74723M |
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
0 to 7
Register
name
Contents
Note
State
Function
7
—
1
6
—
1
Command 5 identification code
Synchronization signal control setup
5
—
0
4
—
1
3
—
0
0
Green background
Background color switching (Only valid in
NTSC mode, only a blue background color is
supported in PAL-M mode.)
2
PH
1
Blue background
0
External synchronization signal detection control: Disabled
External synchronization signal detection
control Judges whether the signal has gone
from present to absent or from absent to
present.
1
RSN
1
External synchronization signal detection control: Enabled
0
INT
0
External synchronization
External/internal synchronization switching
1
Internal synchronization
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LC74723 | On-Screen Display Controller |
| LC74725 | On-Screen Display Controller LSI |
| LC74725M | On-Screen Display Controller LSI |
| LC7472 | On-screen Video Display Controller for NTSC or PAL-M |
| LC7472M | On-screen Video Display Controller for NTSC or PAL-M |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 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 |
| LC7472M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-screen Video Display Controller for NTSC or PAL-M |
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