49
AT Command List
AT commands available on FOMA terminal
d
The following abbreviations are used in the AT command list;
[&F] : Command of which setting is initialized by AT&F command.
[&W] : Command of which setting is saved by AT&W command. The setting can be retrieved by
ATZ command.
d
Dialing or AT command dialing from an external device uses Number A regardless of the mode in 2in1.
<Memory dial>
Dialing to a phone number in Memory dial for A mode is available from Number A, even in B mode.
<Redial>
Dialing to the most recent record in Dialed calls is available from Number A, regardless of the mode
setting.
Modem port command list
The followings are the usable commands for "FOMA N904i (
モデム
)" (modem):
AT command
Outline
Parameter/description
Command execution example
A/
Executes the last executed
command again. No carriage
return is necessary.
−
A/
OK
AT
−
The modem function of a FOMA terminal is
controllable by adding the command of this
table after this command.
* OK is answered even when only AT is entered.
AT
OK
AT%V
Displays the version of the
FOMA terminal.
−
AT%V
Ver1.00
OK
AT&C
n
[&F] [&W]
Selects the operating
condition of the circuit CD
signal to DTE.
n
= 0
：
CD is always ON.
n
= 1
：
CD changes according to the carrier of
the other party's modem (initial value).
AT&C1
OK
AT&D
n
[&F] [&W]
Selects the operation to
take place when the circuit
ER signal received from
DTE transits between ON
and OFF.
n
= 0
：
Ignores ER status (always assumed
to be ON).
n
= 1
：
When ER changes from ON to OFF, it
becomes an on-line command status.
n
= 2
：
If ER changes from ON to OFF, a
connection is disconnected and it will be in
an off-line command status (initial value).
AT&D1
OK
AT&E
n
[&F] [&W]
Selects how to display the
connection speed.
n
= 0
：
Displays the wireless network
transmission speed.
n
= 1
：
Displays the DTE serial
transmission speed (initial value).
AT&E0
OK
AT&F
n
Restores all of registers to
their defaults. If this
command is input during
communication, the line will
be disconnected.
Only
n
= 0 can be specified (can be omitted).
(At the time of off-line
mode)
AT&F
OK
AT&F?
ERROR
AT&F
＝
?
ERROR
(At the time of on-line
command mode)
AT&F
NO CARRIER
(Change to off-line
mode)
AT&S
n
[&F] [&W]
Sets the Data Set Ready
signal to be output to DTE.
n
= 0
：
DR is always ON (initial value).
n
= 1
：
DR signal is ON when the line is
connected (when the
communication call is established).
AT&S0
OK
