Communicator
AT
Command prefix used to begin almost all commands.
Commands preceded by AT and followed by <Enter>:
D
Dial the following number using the default or previous
method (tone or pulse).
Dial the following number using tones.
DT
Dial the following number using pulses.
DP
DS=n
Dial stored number n.
W
Wait for dial tone before dialing.
H
Hang up the phone.
O
Go on-line (switch from command mode to data mode).
Used to resume interrupted communications when the
remote modem is still on-line.
Sr?
Read S-register r.
Sr=n
Write value n to S-register r.
Zn
Reset and recall saved profile n.
&Fn
Recall factory configuration n.
&V
Display current configuration and stored profiles.
&Wn
Save current configuration as profile n.
&Zn=x Save x as stored telephone number n.
Command not preceded by AT and not followed by <Enter>:
A/
Repeat the previous command.
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Table 4-1. AT Command Summary