Multi-Tech Systems MT5634ZPX - Manual (Page 35)

MT5634ZPX 35
3 AT Commands, Result Codes and S-Registers
Command: A Answer
Values: n/a
Description: Answer an incoming call before the final ring.
Command: A/ Repeat Last Command
Values: n/a
Description: Repeat the last command string. Do not precede this
command with AT. Do not press ENTER to execute.
Command: B n Communication Standard Setting
Values: n = 0–3, 15, 16
Default: 1 and 16
Description: B0 Select ITU-T V.22 mode when modem is at 1200 bps.
B1 Select Bell 212A when modem is at 1200 bps.
B2 Deselect V.23 reverse channel (same as B3).
B3 Deselect V.23 reverse channel (same as B2).
B15 Select V.21 when the modem is at 300 bps.
B16 Select Bell 103J when the modem is at 300 bps.
Command: C n Carrier Control
Values: n = 1
Default: 1
Description: C0 Transmit carrier always off. (Not supported.)
C1 Normal transmit carrier switching (included for
backward compatibility with some software).
Command: D s Dial
Values: s = dial string (phone number and dial modifiers)
Default: none
Description: Dial telephone number s, where s may up to 40
characters long and include the 0–9, *, #, A, B, C,
and D characters, and the L, P, T, V, W, S, comma
(,), semicolon (;), !, @, ^ and $ dial string modifiers.
Dial string modifiers:
L Redial last number. (Must be placed immediately
after ATD.)
P Pulse-dial following numbers in command .
T Tone-dial following numbers in command (default).
V Switch to speakerphone mode and dial the
following number. Use ATH command to hang up.