Epson Research and Development
Page 29
Vancouver Design Center
Programming Notes and Examples
S1D13503
Issue Date: 01/01/30
X18A-G-002-06
4-Level Color Mode
Figure 6: 4-Level Color Mode Look-Up Table Architecture
0
1
2
3
2-bit pixel data
0
1
2
3
0
1
2
3
0
1
2
3
Bank 0
Bank 1
Bank 2
Bank 3
Red Bank Select bits [1:0]
(Aux[0F] bits [7:6])
Bank
Select
Logic
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1
2
3
0
1
2
3
0
1
2
3
0
1
2
3
Bank 0
Bank 1
Bank 2
Bank 3
Green Bank Select bits [1:0]
(Aux[0E] bits [7:6])
Bank
Select
Logic
0
1
2
3
0
1
2
3
0
1
2
3
0
1
2
3
Bank 0
Bank 1
Bank 2
Bank 3
Blue Bank Select bits [1:0]
(Aux[0F] bits [5:4])
Bank
Select
Logic
RED Look-Up Table
GREEN Look-Up Table
Blue Look-Up Table
4-bit ‘GREEN’
4-bit ‘RED’
display data output
display data output
4-bit ‘BLUE’
display data output
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