參數(shù)資料
型號(hào): LC74731W
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): 19/38頁
文件大?。?/td> 157K
代理商: LC74731W
No. 6526-19/38
LC74731W,74732W
COMMAND4 (Display control setup command)
First byte
DA0 to 7
Register
Content
Notes
State
Function
7
1
Command 4 identification code
6
1
Display control settings
5
0
4
0
3
NP2
0
NP2
NP1
NP0
Signal format
Switches the signal format
1
0
0
0
NTSC
2
NP1
0
0
0
1
PAL-M
1
0
1
0
PAL
0
0
1
1
PAL-N
1
NP0
1
1
0
0
NTSC4.43
1
0
1
PAL60
0
I/N
0
Interlaced
Switches between interlaced and noninterlaced
1
Noninterlaced
Second byte
Note that all registers are set to 0 when these ICs are reset by the RST pin.
DA0 to 7
Register
Content
Notes
State
Function
7
0
Second byte identification bit
6
HLFINT
0
Normal mode
1
Semi-internal synchronization mode
5
BCL1
0
BCL1
BCL0
Only valid in internal synchronization mode.
1
0
0
Background color shown
0
0
1
No background color (RSL1)
4
BCL0
1
1
0
No background color (CBH)
1
1
No background color (RSH1)
3
CB
0
The color burst signal is output.
Only valid when BCL is high.
1
Color burst signal output is stopped.
2
PH2
0
PH2
PH1
PH0
Background color
Background color specification
1
B
G
R
1
PH1
0
0
0
0
Black (RSLx)
1
0
0
1
Red
0
0
1
0
Green
0
1
1
Yellow
0
PH0
1
0
0
Blue
1
1
0
1
Magenta
1
1
0
Cyan
1
1
1
White (RSHx)
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