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Ap
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AT Command List
The following AT commands can be used on the “FOMA M2501” modem port.
• [&F]
: A command to initialize settings used as AT&F command.
• [&W]
: A command to save settings used as AT&W command. ATZ command can restore set values.
• [?] [=?] : The current settings appear when adding “?” at the end of the command, and the effective range
of the current settings appears when adding “=?” at the end of the command.
AT Command
Overview
Parameters/Descriptions
Command Examples
AT
￥
S
Show the command that has
been set and the contents of the
S register.
ー
AT
￥
S
E1 Q0 V1 X4
&C1 &D2 &S0
&E1
￥
V0
S000=000
S002=043
S003=013
S004=010
S005=008
S006=005
S007=060
S008=003
S010=001
S103=001
S104=001
OK
AT
￥
V<n>
Select whether to use the
extended result code at
connection.
n=0 (default)
: The extended result
code is not used.
n=1 : The extended result
code is used.
AT
￥
V0
OK
AT%V
Show the version of the FOMA
terminal.
ー
AT%V
Ver1.00
OK
AT&C<n>
[&F] [&W]
Select the operating conditions
of the circuit CD for DTE.
n=0 : Always keeps CD
signal ON.
n=1 (default)
: CD changes
depending on the
other party’s modem
status.
AT&C1
OK
AT&D<n>
[&F] [&W]
Select the operation performed
when circuit ER signal received
from DTE is switched from ON to
OFF.
n=0 : Ignore ER signals
(Always regard as
ON)
n=1 : On-line command
mode starts when ER
signals change from
ON to OFF (This is not
compatible with
packet
communication).
n=2 (default)
: Off-line mode starts
when ER signals
change from ON to
OFF.
AT&D1
OK
A
T
Co
mm
and
List
Continued on the next page
