At Commands Reference - Multitech MultiModem MT5600ZDX User Manual

AT Commands Reference

Command:
Values:
Description:
Command:
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Description:
Command:
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Description:
Command:
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Description:
Command:
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Default:
Description: B0
Command:
Values:
Default:
Description:
4 AT Commands, S-Registers, and Result Codes
AT Attention Code
n/a
The attention code precedes all command lines except A/ and
the escape sequence.
E Key
NTER
n/a
Press the E or R
NTER
A Answer
n/a
Answers an incoming call before the final ring.
A/ Repeat Last Command
n/a
Repeats the last command string. Do not precede this
command with AT. Do not press E
B n Communication Standard Setting
n = 0 or 1
1
Selects ITU-T V.22 mode when the modem is at 300 or 1200
bps.
B1 Selects Bell when the modem is at 300 or 1200 bps.
D s Dial
s = dial string (phone number and dial modifiers)
none
Dials telephone number s, where s may be up to 40 characters
long and include the following dial string modifiers.
0–9 Digits 0 through 9
* The "star" digit (tone dialing only)
# The "pound" digit (tone dialing only)
A–D A, B, C, and D tone digits. Country specific; some countries
may prohibit these digits.
L Redial last number. (Must be placed immediately after ATD.)
P Select pulse-dialing until a T is encountered. Affects
current and subsequent dialing.
T Select tone-dialing until a P is encountered. Affects current
and subsequent dialing.
W Wait for a new dial tone before continuing to dial. (X2 or X4
must be selected.)
S=n Dial a telephone number previously stored using the &Zn=x
command (see &Zn=x command for more information). The
range of n is 0-3.
, Pause during dialing for time set in register S8.
; Return to command mode after dialing. (Place at end of
dial string.)
! Hook flash. Causes the modem to go on-hook for the time
specified in S29, then off-hook again .
key to execute most commands.
ETURN
to execute.
NTER
22