Foma P901ITV, User Manual

Page: 435 / 521

428
Data Commu
nicat
io
n
AT Comm
an
d
There are following two methods of switching the FOMA
phone between the online data mode and online command
mode:
･
Enter the “+++” command or enter the code specified in the
“S2” register.
･
Set the ER signal of the RS-232C
※
off when “AT&D1” is set.
p
To switch the online command mode to the online data mode, enter
“ATO
”
※
The RS-232C signal line, which is emulated via the USB interface, is
controlled by a communication application.
Switching between Online Data Mode
and Online Command Mode
■
Saving the setting contents
Please be careful that the setting contents with AT commands are
initialized when the FOMA phone is turned off and on or the external
device is removed, expect for the access point name (APN) setting with
the AT+CGDCONT command, QoS setting with the AT+CGEQMIN or
AT+CGEQREQ command, incoming call acceptance/rejection setting
with the AT
_ DGAPL, AT _ DGARL, or AT _ DGANSM command, phone
number notification/no notification setting (for packet communication)
with the AT
_
DGPIR command and Caller ID Notification restriction
setting with the AT+CLIR command. For commands with [&W], you can
enter “AT&W
” (after setting) to save the setting contents and other
set values with [&W] at the same time. If necessary, you can restore
these set values by entering in “ATZ
” even after the power is turned
off and on.