Epson S1D13504 ユーザーズマニュアル
Epson Research and Development
Page 127
Vancouver Design Center
Hardware Functional Specification
S1D13504
Issue Date: 01/01/30
X19A-A-002-18
8 Bit-Per-Pixel Color Mode
Figure 12-7: 8 Bit-Per-Pixel
–
256-Level Color Mode Look-Up Table Architecture
7
6
5
4
3
2
1
0
R2 R1 R0 G2 G1 G0 B1 B0
256 Color Data Format:
Red Look-Up Table
0
1
2
3
3-bit pixel data
4
5
6
7
8
9
A
B
C
D
E
F
Bank 0
Bank 1
Bank Select bit
REG[27h] bit 4
REG[27h] bit 4
4-bit Red data output
Bank
Select
Logic
Select
Logic
Entry
Select
Logic
Select
Logic
0
1
000
001
010
011
Selected Bank
100
101
110
111
Green Look-Up Table
0
1
2
3
4
5
6
7
8
9
A
B
C
C
D
E
F
Bank 0
Bank 1
Bank Select bit
REG[27h] bit 0
REG[27h] bit 0
4-bit Green data output
Bank
Select
Logic
Select
Logic
Entry
Select
Logic
Select
Logic
0
1
000
001
010
011
Selected Bank
100
101
110
111
Blue Look-Up Table
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
Bank 0
Bank 1
Bank 2
Bank 3
Bank Select bits [1:0]
REG[27h] bits [3:2]
REG[27h] bits [3:2]
4-bit Blue data output
Bank
Select
Logic
Select
Logic
Entry
Select
Logic
Select
Logic
00
01
10
11
00
01
10
11
Selected Bank
2-bit pixel data
3-bit pixel data