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參數(shù)資料
| 型號(hào)： | LC74785 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | On-Screen Display Controller LSI(屏幕顯示控制器規(guī)模集成電路（LSI）) |
| 中文描述： | 屏幕顯示控制器芯片（屏幕顯示控制器規(guī)模集成電路（LSI）的） |
| 文件頁數(shù)： | 18/24頁 |
| 文件大?。?/td> | 268K |
| 代理商： | LC74785 |
No. 5520-18/24
LC74785, LC74785M
COMMAND8 (Display control setup command)
First byte
DA
0 to 7
7
6
5
4
3
2
Register
Contents
Notes
State
1
1
1
1
0
1
0
1
0
1
Function
—
—
—
—
—
—
Extended command 1 identification code
1
SEL2
External synchronizing signal judgment output signal
O/E signal
Even field line 21 data extraction (VCR)
Line 21 data extraction on both odd and even fields (NTSC-TV)
0
MOD1
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
0 to 7
7
Register
Contents
Notes
State
0
Function
—
Second byte identification bit
6
LNA3
0
1
5
LNA2
0
1
4
LNA1
0
1
3
LNA0
0
1
2
LPA2
0
1
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
0
0
0
0
1
1
1
1
LPA1
0
0
1
1
0
0
1
1
LPA0
0
1
0
1
0
1
0
1
Background color (phase)
Cyan
Yellow
Red
Blue
Cyan - blue
Green
Orange
Magenta
*
: When 2 fsc is used.
*
*
*
*
*
*
LNA3 LNA2 LNA1 LNA0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
1
0
1
0
1
0
1
0
1
1
Specified line
0
0
1
1
0
0
1
1
0
0
1
1
—
0
1
0
1
0
1
0
1
0
1
0
1
—
Do not change the line background
Line 1
Line 2
Line 3
Line 4
Line 5
Line 6
Line 7
Line 8
Line 9
Line 10
Line 11
Line 12
Switches line 21 data extraction.
Switches the SYNC
(pin 8) output
Valid when HLFTON is low.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LC74786JM | On-Screen Display Controller |
| LC74786 | On-Screen Display Controller(屏幕顯示控制器) |
| LC74787JM | SMD-RES,20K,.1%, 1/10W,25PPM,.08X.05 |
| LC74787 | On-Screen Display Controller(屏幕顯示控制器) |
| LC74788JM | TRI N RECP F J/N 0-19 NO SEAL |
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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