Datasheet-2
a-Si TFT LCD Single Chip Driver
132RGBx162 Resolution and 262K color
ILI9163C
Page 127 of 200
Version:0.09
14.2.26 Vertical Scrolling Definition (33h)
33H VSCRDEF (Vertical Scrolling Definition)
D/CX
RDX
WRX
D17-8
D7 D6 D5 D4 D3 D2 D1 D0 HEX
Command 0 1 x 0 0 1 1 0 0 1 1 33h
1
st
Parameter
1 1 x
TFA
15
TFA
14
TFA
13
TFA
12
TFA
11
TFA
10
TFA
9
TFA
8
-
2
nd
Parameter
1 1 x
TFA
7
TFA
6
TFA
5
TFA
4
TFA
3
TFA
2
TFA
1
TFA
0
-
3
rd
Parameter
1 1 x
VSA
15
VSA
14
VSA
13
VSA
12
VSA
11
VSA
10
VSA
9
VSA
8
-
4
th
Parameter
1 1 x
VSA
7
VSA
6
VSA
5
VSA
4
VSA
3
VSA
2
VSA
1
VSA
0
-
5
th
Parameter
1 1 x
BFA
15
BFA
14
BFA
13
BFA
12
BFA
11
BFA
10
BFA
9
BFA
8
-
6
th
Parameter
1 1 x
BFA
7
BFA
6
BFA
5
BFA
4
BFA
3
BFA
2
BFA
1
BFA
0
-
Description
This command defines the Vertical Scrolling Area of the display.
When MADCTL ML=0
Th
e
1st
&
2nd parameter TFA[15...0] describes the Top Fixed Area (in No. of lines from Top of the Frame Memory and
Display).
Th
e
3rd
&
4th parameter VSA[15...0] describes the height of the Vertical Scrolling Area (in No. of lines of the Frame
Memory [not the display] from the Vertical Scrolling Start Address). The first line read from Frame Memory appears
immediately after the bottom most line of the Top Fixed Area.
Th
e
5th
&
6th parameter BFA[15...0] describes the Bottom Fixed Area (in No. of lines from Bottom of the Frame Memory
and Display).
TFA, VSA and BFA refer to the Frame Memory Line Pointer.
Top Fixed Area
Bottom Fixed Area
TFA[15:0]
BFA[15:0]
(0, 0)
First line
read from
memory
VSA[15:0]
When MADCTL ML=1
Th
e
1st
&
2nd parameter TFA[15...0] describes the Top Fixed Area (in No. of lines from Bottom of the Frame Memory
and Display).
Th
e
3rd
&
4th parameter VSA[15...0] describes the height of the Vertical Scrolling Area (in No. of lines of the Frame
Memory [not the display] from the Vertical Scrolling Start Address). The first line read from Frame Memory appears
immediately after the top most line of the Top Fixed Area.
Th
e
5th
&
6th parameter BFA[15...0] describes the Bottom Fixed Area (in No. of lines from Top of the Frame Memory and
Display).
Bottom Fixed Area
Top Fixed Area
(0, 0)
First line
read from
memory
Top Fixed Area
Top Fixed Area
BFA[15:0]
TFA[15:0]
VSA[15:0]