SED1374 Datasheet, PDF (86/420 Pages) Epson Company – SED1374 Embedded Memory Color LCD Controller

Page 78
Epson Research and Development
Vancouver Design Center
256-Level Color Mode
256 Color Data Format:
76543210
R2 R1 R0 G2 G1 G0 B1 B0
See Section 10
3-bit pixel data
Red Bank Select
REG[16h] bit 4
3-bit pixel data
Green Bank Select
REG[16h] bit 2
2-bit pixel data
Blue Bank Select
REG[16h] bits [1:0]
Red Look-Up Table
Bank 0
0
1
2
3
4
5
6
7
Bank 1
0
1
2
3
4
5
6
7
Bank
Select
Logic
Green Look-Up Table
Bank 0
0
1
2
3
4
5
6
7
Bank 1
0
1
2
3
4
5
6
7
Bank
Select
Logic
Blue Look-Up Table
Bank 0
0
1
2
3
Bank 1
0
1
2
3
Bank 2
0
1
2
3
Bank 3
0
1
2
3
Bank
Select
Logic
Figure 11-8: 256-Level Color Mode Look-Up Table Architecture
SED1374
X26A-A-001-02
Hardware Functional Specification
Issue Date: 99/04/29