141
2 AT commands list
&C
Setting circuit CD (DCD) control
To set to "&C1", set the CD signal to "ON" before sending
"CONNECT" indicating that the connection has been
established. Communication is disconnected, and the CD
signal turns to "OFF" before sending "NO CARRIER".
AT&C0: Circuit CD signal is always ON
AT&C1: Circuit CD signal varies depending on modem
carrier on the other side
*1
*2
AT&C1
OK
&D
Setting circuit ER (DTR) control
Sets operation performed when the line ER signal turns from
"ON" to "OFF" while in the online mode.
AT&D0: Ignore status(Always recognized as ON regardless
of status)
AT&D1: Changing from ON to OFF represents online
command status
AT&D2: Changing from ON to OFF disconnects
communication and turns to offline command status
*1
*2
AT&D1
OK
&F
Resetting to the initial settings
Resets FOMA terminal to the initial settings. If this command
is entered during communication, communication is
disconnected before resetting of values.
AT&F
OK
&S
Setting circuit DR (DSR) control
Sets the control method of the line DR signal.
AT&S0: Always ON
*1
AT&S1: DR signal is turned ON when connection is
established
*2
AT&S0
OK
&W
Storing the current settings to FOMA terminal
Stores the current settings in FOMA terminal.
AT&W
OK
%V
Displaying version information of FOMA terminal
Displays the version of FOMA terminal in the form of
"VerX.XX".
AT%V
Ver1.00
OK
¥S
Displaying setting values
Displays the commands and S register contents currently
specified.
AT¥S
E1 Q0 V1 X4 &C1 &D2
&S0 ¥V0 S000=000
S002=043 S003=013
S004=010 S005=008
S006=005 S007=060
S008=003 S010=001
S030=000
S103=001 S104=001
OK
AT command
Functions and overview
Form/command example
