Data Sheet

a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9341
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Page 132 of 233
8.2.32. Idle Mode ON (39h)
39h IDMON (Idle Mode ON)
D/CX RDX WRX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
Command 0 1 ↑ XX 0 0 1 1 1 0 0 1 39h
Parameter No Parameter
Description
This command is used to enter into Idle mode on.
In the idle on mode, color expression is reduced. The primary and the secondary colors using MSB of each R, G and B in the
Frame Memory, 8 color depth data is displayed.
Memory Panel Display
Memory Contents vs. Display Color
R
5
R
4
R
3
R
2
R
1
R
0
G
5
G
4
G
3
G
2
G
1
G
0
B
5
B
4
B
3
B
2
B
1
B
0
Black 0XXXXX 0XXXXX 0XXXXX
Blue 0XXXXX 0XXXXX 1XXXXX
Red 1XXXXX 0XXXXX 0XXXXX
Magenta 1XXXXX 0XXXXX 1XXXXX
Green 0XXXXX 1XXXXX 0XXXXX
Cyan 0XXXXX 1XXXXX 1XXXXX
Yellow 1XXXXX 1XXXXX 0XXXXX
White 1XXXXX 1XXXXX 1XXXXX
X = Don’t care.
Restriction This command has no effect when module is already in idle off mode.
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 Idle mode OFF
SW Reset Idle mode OFF
HW Reset Idle mode OFF