參數資料
型號: LC74736PT
廠商: Sanyo Electric Co.,Ltd.
英文描述: CMOS IC On-Screen Display Controller
中文描述: CMOS集成電路屏幕顯示控制器
文件頁數: 44/106頁
文件大?。?/td> 439K
代理商: LC74736PT
LC74736PT
No.A0569-44/106
29 COMMAND34 (Subscreen: vertical display start position setting command)
(1) First byte
Content
DA0 to 7
Register
State
Function
Notes
7
-
1
6
-
0
5
-
1
4
-
1
Command 3 identification code
Subscreen: vertical display start position setting
3
-
1
2
-
0
1
-
0
Extended command 4 identification code
0
-
0
(2) Second byte
Content
DA0 to 7
Register
State
Function
Notes
0
7
VPS7
1
0
6
VPS6
1
0
5
VPS5
1
0
4
VPS4
1
0
3
VPS3
1
0
2
VPS2
1
0
1
VPS1
1
0
0
VPS0
(LSB)
1
The vertical display start position, VSS, is given by:
VSS=1H
×
(
Σ
2
n
VPSn)
8
n=0
Subscreen (wallpaper)
The vertical display start position is specified
by the 9 bits VPS8 to VPS0.
The weight of the LSB is 1H.
This setting applies in screen units.
*: This resistor is set to the all bits zero state when the IC is reset by the RST pin.
Subscreen (wallpaper)
display area
HSS
VSS
HSYNC
V
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