Multitech MultiModem MT5600ZDX - Chapter 3 - AT Commands, S-Registers and Result Codes; AT Commands Reference

Chapter 3 - AT Commands, S-Registers and Result Codes
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Chapter 3 - AT Commands, S-Registers and
Result Codes
AT Commands
AT commands are the means by which you, and your communications
software, are able to communicate with and configure your modem.
They enable you to establish, read, and modify parameters in addition
to dialing. The following is a summary and of the AT commands
recognized by the MT5600ZDX.
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: $ Detect AT&T's "call card" tone
Values: n/a
Description: This symbol placed in dialing string enables the modem
to detect AT&T's "call card" tones to access user's
calling card when originating an on-line connection--
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.