參數(shù)資料
型號(hào): LC74731W
元件分類: 畫面疊加
英文描述: ON-SCREEN DISPLAY IC, PQFP64
封裝: SQFP-64
文件頁(yè)數(shù): 25/38頁(yè)
文件大?。?/td> 153K
代理商: LC74731W
No. 6526-31/38
LC74731W
COMMAND73 (RGB control setup command)
First byte
DA0 to 7
Register
Content
Notes
State
Function
7
1
Command 7 identification code
6
1
Display control setup
5—
1
4—
1
3
1
Extended command 3 identification code
2—
1
1—
0
0—
0
Second byte
DA0 to 7
Register
Content
Notes
State
Function
7
0
Second byte identification bit
6
DASSS
0
Normal
Switches the XTALIN amplifier input
1
CLKD = CLKX
Only valid when RGB output is specified.
0
Background color: off
Switches the background color in RGB output mode
5
GBSEL
1
Background color: on
The background color is specified by COM4 second
byte.
4
OUTSEL
0
Switches the P9 to P12 outputs
1
RGB output switching
The logical OR with the OUTMOD input.
3
HSPSW
0
Internal Sync separator used
Switches the SYNin input
1
Internal Sync separator not used
The logical OR with the OUTMOD input.
2
XONSS
0
Operation depends on the CTRL1 pin
Enables or disables the feedback resistor for the
1
Feedback resistor disconnected
XTALIN clock.
1
BLK02
0
BLK01
BLK00
Switches the BLKout output
1
0
CHA + BK + CHAB
Box is always on.
0
1
CHA +BK only
Always on when GBSEL = 1.
0
BLK01
1
0
CHA only
1
BK only
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