ST7586S Sitronix Technology Corporation, ST7586S Datasheet - Page 38
ST7586S
Manufacturer Part Number
ST7586S
Description
4-level Gray Scale Dot Matrix Lcd Controller/driver
Manufacturer
Sitronix Technology Corporation
Datasheet
1.ST7586S.pdf
(63 pages)
- Current page: 38 of 63
- Download datasheet (693Kb)
ST7586S
Set Vop
This instruction is used to adjust the optimum LCD supply voltage Vop.
The calculation of Vop is as shown blow: V0=3.6+(Vop[8:0]+VOF[6:0]+VopIncStep-VopDecStep)x0.04
The suggestion of usable V0 voltage is shown below (assume VOF[6:0]=0, VopIncStep/VopDecStep=0):
Vop Increase
This instruction is used to increase Vop step by one
Vop Decrease
This instruction is used to decrease Vop step by one
Ver-1.1b
Vop8
A0
A0
A0
0
1
1
0
0
0
0
0
1
1
1
:
R/W
R/W
R/W
Vop7
0
0
0
0
0
0
0
0
0
0
0
:
Vop7
Vop6
D7
D7
D7
1
1
1
-
1
1
1
1
1
1
:
Vop6
Vop5
D6
D6
D6
1
1
1
-
1
1
1
1
1
1
:
Vop5
Vop4
D5
D5
D5
0
0
0
-
0
0
0
0
0
0
:
Vop4
Vop3
D4
D4
D4
0
0
0
-
0
0
0
0
0
1
:
Vop3
Vop2
D3
D3
D3
0
0
0
-
0
0
0
1
1
0
:
38/63
Vop2
Vop1
D2
D2
D2
0
0
0
1
1
1
0
0
0
-
:
Vop1
Vop0
D1
D1
D1
0
0
1
0
0
1
0
0
1
-
:
Vop0
Vop8
V0 (V)
17.92
17.96
18.00
D0
D0
D0
7.44
7.48
7.52
0
1
0
:
Set Vop
Vop increase one step
Vop decrease one step
Description
Description
Description
2009/12/23
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