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參數(shù)資料
| 型號： | LC74785 |
| 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)： | 10/24頁 |
| 文件大小： | 266K |
| 代理商： | LC74785 |
No. 5520-18/24
LC74785, LC74785M
COMMAND8 (Display control setup command)
First byte
DA
Register
Contents
Notes
0 to 7
State
Function
7
—
1
6
—
1
5
—
1
4
—
1
3
—
0
Extended command 1 identification code
2
—
1
SEL2
0
External synchronizing signal judgment output signal
1
O/E signal
0
MOD1
0
Even field line 21 data extraction (VCR)
1
Line 21 data extraction on both odd and even fields (NTSC-TV)
Command 8 identification code
Display control setup
Second byte
Note: All registers are set to 0 when the LC74785/M is reset by the RST pin.
DA
Register
Contents
Notes
0 to 7
State
Function
7
—
0
Second byte identification bit
6
LNA3
0
1
5
LNA2
0
1
4
LNA1
0
1
3
LNA0
0
1
2
LPA2
0
1
LPA1
0
1
0
LPA0
0
1
Specifies the line whose background is to be
changed
(If the same line is specified to have different
background colors with LNA*, LNB*, and
LNC*, then the setting specified by the last
command issued will be valid. The previously
specification registers (LN* and LP*) will all be
reset to 0.)
Specifies the background color.
LPA2
LPA1
LPA0
Background color (phase)
0
Cyan
*
0
1
Yellow
*
0
1
0
Red
*
0
1
Blue
*
1
0
Cyan - blue
1
0
1
Green
*
1
0
Orange
1
Magenta
*
LNA3 LNA2 LNA1 LNA0
Specified line
0
Do not change the line background
0
1
Line 1
0
1
0
Line 2
0
1
Line 3
0
1
0
Line 4
0
1
0
1
Line 5
0
1
0
Line 6
0
1
Line 7
1
0
Line 8
1
0
1
Line 9
1
0
1
0
Line 10
1
0
1
Line 11
1
—
Line 12
*: When 2 fsc is used.
Switches line 21 data extraction.
Switches the SYNCJDG (pin 8) output
Valid when HLFTON is low.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LC74785M | ON-SCREEN DISPLAY IC, PDSO24 |
| LC74786 | ON-SCREEN DISPLAY IC, PDIP24 |
| LC74786 | ON-SCREEN DISPLAY IC, PDIP24 |
| LC74786M | ON-SCREEN DISPLAY IC, PDSO24 |
| LC74786M | ON-SCREEN DISPLAY IC, PDSO24 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LC74785M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller LSI |
| LC74786 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74786-9606-E | 制造商:ON Semiconductor 功能描述:ON-SCREEN DISPLAY CONTROL - Ammo Pack |
| LC74786JM | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
| LC74786M | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:On-Screen Display Controller |
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