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 90 of 233
8.2.2. Software Reset (01h)
01h SWRESET
D/CX RDX WRX D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
Command 0 1 ↑ XX 0 0 0 0 0 0 0 1 01h
Parameter No Parameter.
Description
When the Software Reset command is written, it causes a software reset. It resets the commands and parameters to their
S/W Reset default values. (See default tables in each command description.)
Note: The Frame Memory contents are unaffected by this command
X = Don’t care.
Restriction
It will be necessary to wait 5msec before sending new command following software reset. The display module loads all display
supplier factory default values to the registers during this 5msec. If Software Reset is applied during Sleep Out mode, it will be
necessary to wait 120msec before sending Sleep out command. Software Reset Command cannot be sent during Sleep Out
sequence.
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 N/A
SW Reset N/A
HW Reset N/A
Flow Chart
SWRESET(01h)
Display whole blank screen
Set
Commands to
S/W Default
Values
Sleep In Mode
Command
Parameter
Action
Mode
Legend
Sequential transfer
Display