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8 bit-per-pixel color mode – Epson S1D13705 User Manual

Page 82

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Page 76

Epson Research and Development

Vancouver Design Center

S1D13705

Hardware Functional Specification

X27A-A-001-10

Issue Date: 02/02/01

8 Bit-per-pixel Color Mode

Figure 11-7: 8 Bit-per-pixel Color Mode Data Output Path

Red Look-Up Table 256x4

00
01

02
03

0000 0000
0000 0001

8 bit-per-pixel data

4-bit Red Data

from Display Buffer

0000 0010
0000 0011

04
05
06
07

0000 0100
0000 0101
0000 0110
0000 0111

F8
F9
FA
FB
FC

FD
FE
FF

1111 1000
1111 1001
1111 1010
1111 1011
1111 1100
1111 1101
1111 1110
1111 1111

Green Look-Up Table 256x4

00
01
02
03

0000 0000
0000 0001

4-bit Green Data

0000 0010
0000 0011

04

05
06
07

0000 0100
0000 0101
0000 0110
0000 0111

F8
F9
FA

FB
FC
FD
FE
FF

1111 1000
1111 1001
1111 1010
1111 1011
1111 1100
1111 1101
1111 1110
1111 1111

Blue Look-Up Table 256x4

00
01
02

03

0000 0000
0000 0001

4-bit Blue Data

0000 0010
0000 0011

04
05
06
07

0000 0100
0000 0101
0000 0110
0000 0111

F8
F9
FA
FB
FC
FD
FE

FF

1111 1000
1111 1001
1111 1010
1111 1011
1111 1100
1111 1101
1111 1110
1111 1111