Epson Research and Development Page 131
Vancouver Design Center
Hardware Functional Specification S1D13505
Issue Date: 01/02/02 X23A-A-001-14
4 Bit-per-pixel Color Mode

Figure 11-6: 4 Bit-per-pixel Color Mode Data Output Path

Red Look-Up Table 256x4
00
01
02
03
FC
FD
FE
FF
0000
0001
4 bit-per-pixel data
4-bit Red Data
from Image Buffer
0010
0011
04
05
06
07
0100
0101
0110
0111
08
09
0A
0B
0C
0D
0E
0F
1000
1001
1010
1011
1100
1101
1110
1111
Green Look-Up Table 256x4
00
01
02
03
FC
FD
FE
FF
0000
0001
4-bit Green Data
0010
0011
04
05
06
07
0100
0101
0110
0111
08
09
0A
0B
0C
0D
0E
0F
1000
1001
1010
1011
1100
1101
1110
1111
Blue Look-Up Table 256x4
00
01
02
03
FC
FD
FE
FF
0000
0001
4-bit Blue Data
0010
0011
04
05
06
07
0100
0101
0110
0111
08
09
0A
0B
0C
0D
0E
0F
1000
1001
1010
1011
1100
1101
1110
1111