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VII LCD CONTROLLER BLOCK: LCD CONTROLLER
S1C33L03 FUNCTION PART EPSON B-VII-2-15
A-1
B-VII
LCDC
(2) 2-bpp (4-color) mode
Use the first four entries of each look-up table. Select 4-color data from among the 4,096 colors, and write it
to the respective entries. The RGB data in entry 0 is output for pixel data "00", and the RGB data in entry 3 is
output for pixel data "11".
4-bit R data for pixel data "00"
4-bit R data for pixel data "01"
4-bit R data for pixel data "10"
4-bit R data for pixel data "11"
2-bit pixel data
"00"
"01"
"10"
"11"
4-bit R display data
Red look-up tableIndex
Unused
0
1
2
3
4
:
15
4-bit G data for pixel data "00"
4-bit G data for pixel data "01"
4-bit G data for pixel data "10"
4-bit G data for pixel data "11"
4-bit G display data
Green look-up tableIndex
Unused
0
1
2
3
4
:
15
4-bit B data for pixel data "00"
4-bit B data for pixel data "01"
4-bit B data for pixel data "10"
4-bit B data for pixel data "11"
4-bit B display data
Blue look-up tableIndex
Unused
0
1
2
3
4
:
15
Figure 2.13 Look-up Table in 2-bpp (4-Color) Mode
Table 2.10 shows an example of the basic data setting.
Table 2.10 Example of Look-up-Table Settings in 2-bpp (4-Color) Mode
Index R look-up table G look-up table B look-up table
0000
1777
20xA0xA0xA
30xF0xF0xF
4–15 0 0 0