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Epson Research and Development
Vancouver Design Center
10 Display Data Formats
1 bpp:
Byte 0
Byte 1
Byte 2
Host Address
2 bpp:
Byte 0
Byte 1
Byte 2
Host Address
4 bpp:
Byte 0
Byte 1
Byte 2
Host Address
8 bpp:
Byte 0
Byte 1
Byte 2
Host Address
16 bpp:
Byte 0
Byte 1
Byte 2
Byte 3
Host Address
Figure 10-1: 4/8/16 Bit-Per-Pixel Display Data Memory Organization
Note
Hardware Functional Specification
Issue Date: 01/11/13
The following diagrams show the display mode data formats for a little-endian system.
bit 7
A
A
A
A
A
0
1
2
3
4
A
A
A
A
A
8
9
10
11
12
A
A
A
A
A
16
17
18
19
20
Display Memory
bit 7
A
B
A
B
A
0
0
1
1
2
A
B
A
B
A
4
4
5
5
6
A
B
A
B
A
8
8
9
9
10
Display Memory
bit 7
A
B
C
D
A
0
0
0
0
1
A
B
C
D
A
2
2
2
2
3
A
B
C
D
A
4
4
4
4
5
Display Memory
bit 7
C
D
A
B
E
0
0
0
0
0
A
B
C
D
E
1
1
1
1
1
A
B
C
D
E
2
2
2
2
2
Display Memory
5-6-5 RGB
bit 7
2
1
0
4
3
G
G
G
B
B
B
0
0
0
0
0
4
3
2
1
0
R
R
R
R
R
G
0
0
0
0
0
2
1
0
4
3
G
G
G
B
B
B
1
1
1
1
1
4
3
2
1
0
R
R
R
R
R
G
1
1
1
1
1
Display Buffer
1. The Host-to-Display mapping shown here is for a little endian system.
2. For 16 bpp format, R
bit 0
A
A
A
5
6
7
A
A
A
13
14
15
LUT
A
A
A
21
22
23
bit 0
B
A
B
2
3
3
B
A
B
LUT
6
7
7
B
A
B
10
11
11
bit 0
B
C
D
1
1
1
B
C
D
LUT
3
3
3
B
C
D
5
5
5
bit 0
G
F
H
0
0
0
F
G
H
LUT
1
1
1
F
G
H
2
2
2
bit 0
1
2
0
B
B
0
0
0
Bypasses LUT
5
4
3
G
G
0
0
0
2
1
0
B
B
1
1
1
5
4
3
G
G
1
1
1
, G
, B
represent the red, green, and blue color components.
n
n
n
P
P
P
P
P
P
P
P
0
3
1
2
4
5
6
7
P
= RGB value from LUT
n
Index (A
)
n
Panel Display
P
P
P
P
P
P
P
P
0
1
2
3
4
5
6
7
P
= RGB value from LUT
n
Index (A
, B
)
n
n
Panel Display
P
P
P
P
P
P
P
P
0
1
2
3
4
5
6
7
P
= RGB value from LUT
n
Index (A
, B
, C
, D
)
n
n
n
n
Panel Display
P
P
P
P
P
P
P
P
0
1
2
3
4
7
5
6
P
= RGB value from LUT Index
n
(A
, B
, C
, D
, E
, F
, G
n
n
n
n
n
n
n
Panel Display
P
P
P
P
P
P
P
P
0
3
1
2
4
5
6
7
4-0
5-0
4-0
P
= (R
, G
, B
)
n
n
n
n
Panel Display
S1D13706
X31B-A-001-08
Page 131
, H
)
n
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