參數(shù)資料
型號(hào): LC74735NW
元件分類: 畫面疊加
英文描述: ON-SCREEN DISPLAY IC, PQFP80
封裝: SQFP-80
文件頁數(shù): 14/52頁
文件大?。?/td> 300K
代理商: LC74735NW
No. 7545-21/52
LC74735NW
Command 24 (I/O polarity control setting command)
First byte
Second byte
DA0 to 7
Register
Content
Notes
State
Function
7
1
6
0
Command 2 identification code
5
1
I/O polarity control 2
4
0
3
0
2
1
Extended command 4 identification code
1
0
DA0 to 7
Register
Content
Notes
State
Function
7
DSPMD1
0
1
6
DSPMD0
0
1
5
D/ASEL
0
On
1
Off
4
VBLKON
0
Disabled
VBLK input selection
1
Enabled
3
HBLKON
0
Disabled
HBLK input selection
1
Enabled
2
CKOP
0
Clock output positive polarity
Clock output polarity selection
1
Clock output negative polarity
1
VBP
0
VBLK input negative polarity
VBLK input polarity selection
1
VBLK input positive polarity
0
HBP
0
HBLK input negative polarity
HBLK input polarity selection
1
HBLK input positive polarity
Main screen display area selection
Only valid in independent mode.
COM20 to COM2
*: In WVGA mode: fixed 33-character
× 15-line
display
*: This register is set to the all bits zero state when the IC is reset by the RST pin.
MD1
MD0
Main screen display area
0
40 characters
× 13 lines
0
1
33 characters
× 15 lines
1
0
40 characters
× 16 lines
D/A converter used/unused selection
Only valid in independent mode. COM20 to COM2
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