參數(shù)資料
型號: LC74735W
文件頁數(shù): 19/50頁
文件大?。?/td> 175K
代理商: LC74735W
No. 7191-19/50
LC74735W
Command 22 (I/O polarity control settings command)
First byte
Second byte
DA0 to 7
Register
Content
Notes
State
Function
7
1
6
0
Command 2 identification code
5
1
Display character data write settings
4
0
3
0
2
0
Extended command identification code 2
1
1
0
0
DA0 to 7
Register
Content
Notes
State
Function
7
BLD1
0
1
6
BLD0
0
1
5
BLOP
0
BLK output: positive polarity
BLK output polarity selection
1
BLK output: negative polarity
4
BLO1
0
1
3
BLO0
0
1
2
CKP
0
Clock input: positive polarity
Clock input polarity selection
1
Clock input: negative polarity
1
VIP
0
VSYNC input: negative polarity
VSYNC input polarity selection
1
VSYNC input: positive polarity
0
HIP
0
HSYNC input: negative polarity
HSYNC input polarity selection
1
HSYNC input: positive polarity
BLK output delay setting
In dot clock units
*
: This register is set to the all bits zero state when the IC is reset by the RST pin.
BLD1
0
0
1
1
BLD0
0
1
0
1
±0
+1
+2
+3
BLO1
0
0
1
1
BLO0
0
1
0
1
Text + character background + wallpaper + screen background
Text + character background + wallpaper
Text + character background
Text
BLK output control
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