ST7789 datasheet(151/316 Pages) SITRONIX

Part #	ST7789

Description	240RGB x 320 dot 262K Color with Frame Memory Single-Chip TFT Controller/Driver

PDF	316 Pages

Scroll/Zoom	100%

Manufacturer	SITRONIX [Sitronix Technology Co., Ltd.]

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

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151 / 316 page

ST7789VI

Version 1.4

Page 151 of 315

2014/04

Sitronix Confidential

The information contained herein is the exclusive property of Sitronix and shall not be distributed, reproduced, or

disclosed in whole or in part without prior written permission of Sitronix.

The transition time for dimming function is illustrated below.

Content Adaptive Brightness Control

Display brightness is changed, according to the image contents. The following graph mentions the case of

displaying three different images.

Image A: -20% brightness reduction

Image B: -30% brightness reduction

Image C: -30% brightness reduction

Transition time from the previous image to the current displayed image is “transition time A”.

Image A

Brightness

reduction

ratio: -20%

Image B

Brightness

reduction

ratio: -30%

Image C

Brightness

reduction

ratio: -10%

50%

100%

80%

Transition time A

Time

Content Adaptive

Brightness Control

Transition time A

70%

90%

ST7789 Datasheet(PDF) 151 Page - Sitronix Technology Co., Ltd.