Basic At Commands - Multitech MT5634ZLX Owner's Manual

MT5634ZLX Owner's Manual

Basic AT Commands

Command
A/
<any key>
A
Bn
B0
B1 *
B2
B3
Dn
P
Sn
T
60
Options Function & Description
Re-execute the last command string
Terminate the current connection
attempt when entered in handshaking
state
All the following commands require an
"AT" prefix
Go off-hook and attempt to establish a
connection without waiting for a ring
Line modulation options
Select ITU-T V.22 mode for 1200 bps
connection and V.21mode for 300 bps
Select Bell 212A for 1200 bps
connection and Bell 103 for 300 bps
Select V.23 1200 bps for receiving, 75
bps for transmitting in originate mode;
75 bps for receiving and 1200 bps for
transmitting in answer mode
Select V.23 75 bps for receiving, 1200
bps for transmitting in originate mode;
1200 bps for receiving and 75 bps for
transmitting in answer mode
Dial command, beginning the dialing
sequence. The string "n" (telephone
number and modifiers) listed as
follows is entered after the "D"
command
Pulse dial. Only digits 0 to 9 can be
dialed R Reverse dial. Originate call in
answer mode (go on-line in answer
mode)
Dial the phone number stored in
NVRAM at location "n" (n=0, 1, 2, 3)
DTMF tone dial. Any digit 0 to 9, *, #,
A,B, C... may be dialed as a tone