Epson S1C33L03 manual 550

VII LCD CONTROLLER BLOCK: LCD CONTROLLER

(3)4-bpp (16-color) mode

Use all entries of each look-up table. Select 16-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 "0x0", and the RGB data in entry 15 is output for pixel data "0xF".

	Index	Red look-up table
0x0	0	4-bit R data for pixel data 0x0
0x1	1	4-bit R data for pixel data 0x1
0x2	2	4-bit R data for pixel data 0x2
4-bit pixel data 0x3	3	4-bit R data for pixel data 0x3	4-bit R display data
:	:	:
0xE	14	4-bit R data for pixel data 0xE
0xF	15	4-bit R data for pixel data 0xF
	Index	Green look-up table
	0	4-bit G data for pixel data 0x0
	1	4-bit G data for pixel data 0x1
	2	4-bit G data for pixel data 0x2	4-bit G display data
	3	4-bit G data for pixel data 0x3
	:	:
	14	4-bit G data for pixel data 0xE
	15	4-bit G data for pixel data 0xF
	Index	Blue look-up table
	0	4-bit B data for pixel data 0x0
	1	4-bit B data for pixel data 0x1
	2	4-bit B data for pixel data 0x2	4-bit B display data
	3	4-bit B data for pixel data 0x3
	:	:
	14	4-bit B data for pixel data 0xE
	15	4-bit B data for pixel data 0xF

Figure 2.14 Look-up Table in 4-bpp (16-Color) Mode

Table 2.11 shows an example of the basic data setting.

Table 2.11 Example of Look-up-Table Settings in 4-bpp (16-Color) Mode (VGA 16-Color-Mode Compatible)

Index	R look-up table	G look-up table	B look-up table
0	0	0	0
1	0	0	0xA
2	0	0xA	0
3	0	0xA	0xA
4	0xA	0	0
5	0xA	0	0xA
6	0xA	0xA	0
7	0xA	0xA	0xA
8	0	0	0
9	0	0	0xF
10	0	0xF	0
11	0	0xF	0xF
12	0xF	0	0
13	0xF	0	0xF
14	0xF	0xF	0
15	0xF	0xF	0xF

B-VII-2-16 EPSON S1C33L03 FUNCTION PART