ST7637 datasheet(20/210 Pages) SITRONIX

Part #	ST7637

Description	65K 132x132 Color Dot Matrix LCD Controller/Driver

PDF	210 Pages

Scroll/Zoom	100%

Manufacturer	SITRONIX [Sitronix Technology Co., Ltd.]

Direct Link	http://www.sitronix.com.tw

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20 / 210 page

ST7637

Ver 1.6

20/210

2009/03

Figure 7.2-3 Parallel Data Transfer Example Chart

Relation between Data Bus and Gradation Data

ST7637 offers 256 color, 4096 color display, 65K color display, and truncated 262K color display, truncated 16M color

display. When using 256 colors, 4096, 65K, 262K, and 16M color display; you can specify color for each of R, G, and B

using the palette function. Use the command for switching between these modes.

(1) 256 color input mode

1. 8-bit interface

D7, D6, D5, D4, D3, D2, D1, D0: RRRGGGBB

1st -write

There is only 1 write operation for 1 pixel data.

1 pixel data is written in the display data RAM when 1st -write operation finishes.

(2) 4096-color display

(1-1) Type A 4096 color display

1. 8-bit mode

D7, D6, D5, D4, D3, D2, D1, D0: RRRRGGGG

1st-write

D7, D6, D5, D4, D3, D2, D1, D0: BBBBRRRR

2nd-write

D7, D6, D5, D4, D3, D2, D1, D0: GGGGBBBB

3rd-write

ST7637 Datasheet(PDF) 20 Page - Sitronix Technology Co., Ltd.