Command summary, Garbage characters on the monitor – Multi-Tech Systems MT3334ZDX User Manual
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3 - AT Commands, S-Registers and Result Codes
27
Chapter 3 - AT Commands, S-Registers and
Result Codes
Command Summary
This section summarizes your modem’s AT commands, S-Registers and
Result codes.
Command:
AT
Attention Code
Values:
n/a
Description:
The attention code precedes all command lines
except A/ and the escape sequence.
Command:
ENTER or Carriage Return <CR> Key
Values:
n/a
Description:
Press the ENTER or Carriage Return key to execute
most commands.
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 or 1
Default:
1
Description: B0
Select ITU-T V.22 mode when modem is at 1200
bps.
B1
Select Bell 212A when modem is at 1200 bps.
Command:
C
n
Carrier Control
Values:
n = 1
Default:
1
Description: C1
Normal transmit carrier switching (included for
backward compatibility with some software).