Epson S1C33L03 manual 549

VII LCD CONTROLLER BLOCK: LCD CONTROLLER

(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".

A-1

	Index	Red look-up table
"00"	0	4-bit R data for pixel data "00"
2-bit pixel data "01"	1	4-bit R data for pixel data "01"
"10"	2	4-bit R data for pixel data "10"
"11"	3	4-bit R data for pixel data "11"
	4
	:	Unused
	15
	Index	Green look-up table
	0	4-bit G data for pixel data "00"
	1	4-bit G data for pixel data "01"
	2	4-bit G data for pixel data "10"
	3	4-bit G data for pixel data "11"
	4
	:	Unused
	15
	Index	Blue look-up table
	0	4-bit B data for pixel data "00"
	1	4-bit B data for pixel data "01"
	2	4-bit B data for pixel data "10"
	3	4-bit B data for pixel data "11"
	4
	:	Unused
	15

4-bit R display data

4-bit G display data

4-bit B display data

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
0	0	0	0
1	7	7	7
2	0xA	0xA	0xA
3	0xF	0xF	0xF
4–15	0	0	0

B-VII

LCDC

S1C33L03 FUNCTION PART EPSON B-VII-2-15