Data Sheet

a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9341
The information contained herein is the exclusive property of ILI Technology Corp. and shall not be distributed,
reproduced, or disclosed in whole or in part without prior written permission of ILI Technology Corp.
Page 148 of 233
8.2.43. Read Content Adaptive Brightness Control (56h)
56h RDCABC (Read Content Adaptive Brightness Control)
D/CX RDX WRX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
Command 0 1 ↑ XX 0 1 0 1 0 1 1 0 56h
1
st
Parameter 1 ↑ 1 XX X X X X X X X X XX
2
nd
Parameter 1 ↑ 1 XX 0 0 0 0 0 0 C [1] C [0] 00
Description
This command is used to read the settings for image content based adaptive brightness control functionality.
It is possible to use 4 different modes for content adaptive image functionality, which are defined on a table below.
C [1:0] Default Value
2’b00 Off
2’b01 User Interface Image
2’b10 Still Picture
2’b11 Moving Image
Restriction
The display module is sending 2nd parameter value on the data lines if the MCU wants to read more than one parameter
(= more than 2 RDX cycle) on DBI.
Only 2nd parameter is sent on DSI (The 1st parameter is not sent).
Register
Availability
Status Availability
Normal Mode On, Idle Mode Off, Sleep Out Yes
Normal Mode On, Idle Mode On, Sleep Out Yes
Partial Mode On, Idle Mode Off, Sleep Out Yes
Partial Mode On, Idle Mode On, Sleep Out Yes
Sleep In Yes
Default
Status Default Value
Power On Sequence C [1:0]=00h
SW Reset C [1:0]=00h
HW Reset C [1:0]=00h
Flow Chart