SED1374 Datasheet, PDF (81/420 Pages) Epson Company – SED1374 Embedded Memory Color LCD Controller

Epson Research and Development
Vancouver Design Center
4-Level Gray Shade Mode
4 Gray Data Format:
76543210
A0 B0 A1 B1 A2 B2 A3 B3
See Section 10
2-bit pixel data
Green Bank Select
REG[16h] bits [3:2]
Page 73
Green 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
4-bit display data output
Figure 11-2: 4-Level Gray-Shade Mode Look-Up Table Architecture
16-Level Gray Shade Mode
16 Gray Data Format:
76543210
A0 B0 C0 D0 A1 B1 C1 D1
See Section 10
4-bit pixel data
Green Look-Up Table 16x4
0
1
2
3
C
D
E
F
4-bit display data output
Figure 11-3: 16-Level Gray-Shade Mode Look-Up Table Architecture
Hardware Functional Specification
Issue Date: 99/04/29
SED1374
X26A-A-001-02