AT Commands
Table A-1. Basic AT Commands
AT
Command
Parameter
Description
0
Do not echo typed AT commands.
E
1
Echo typed AT commands back to the attached DTE (
default
).
0
Display transceiver product version information.
I
1
Display modem product version information.
P
Use pulse dialing.
0
Return result codes (required for modem transceiver programming and
Telenetics-proprietary commands)
Q
1
Suppress result codes.
T
Use tone dialing. (
default
)
0
Display result codes as numbers.
V
1
Display result codes as words.
1
Enable additional result code CONNECT<
rate
>, dial tone and busy
detection are both disabled.
2
Enable additional CONNECT<
rate
> and NO DIALTONE result codes,
dial tone detection is enabled, busy detection is disabled.
3 Enable
CONNECT<
rate
> and BUSY result codes, dial tone detection is
disabled, busy detection is enabled.
X
4 Enable
CONNECT<
rate
>, BUSY, and NO DIALTONE result codes, dial
tone detection and busy detection are enabled.
Z
0
Drop active call and reset to default configuration.
0
Carrier Detect always ON.
&C
1
Carrier Detect follows data carrier (
default
).
0
Ignore Data Terminal Ready (DTR).
1
Go to Command Mode after ON-to-OFF DTR transition.
&D
2
Hang up and go to Command Mode after ON-to-OFF DTR transition.
&F
Set to factory default configurations.
&V
Dump configuration parameters.
&W
Save active configuration as user profile.
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