Multitech MMH900, User Manual

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Chapter 5 - Commands
$M, #M Internal MMH2834 Modem Lease LIne Answer/
Originate Mode
The Answer/Originate Mode $M (Answer/Originate)
command sets the leade line frequency for the
MMH2834 modem originating a call and the remote
MMH2834 that is receiving the call. The
#M(Answer) command places the MMH2834 in
answer mode. The default mode for the MMH2834
is answer mode.
$MCommand(0/1) Internal MMH2834 Modem Command Mode
The Command Mode $MCommand (0/1) allows you
to communicate through the command port to the
composite link.The$MCommand (1) command
enables the command port to communicate with the
composite link in order to reconfigurethe MMH2834.
The $MCommand(0) disables access from the
command port to the composite link. The default
condition is for access enabled thru the command
port to the MMH2834.
$MTR Internal MMH2834 Modem Data Transmission
Rate (28800/19200/14400/9600)
The Data Transmission Rate $MTR(28800/19200/
14400/9600)sets the baud rate at which the
MMH2834 operates. The $MTR(28800) places the
MMH2834 composite link at a baud rate of 28.8K
bps. The default baud rate is 28800 bps.
Internal MMH2834Modem DTR Dialing
DTR Dialing allows the MMH2834 modem to dial a
stored phone number when the mux is reset. A
series of AT commands set up DTR Dialing. The
following AT commands configure the MMH2834
modem for DTR Dialing:
AT#CLA1 - Access to modem
ATDT (Number Modem to Dial) N0
AT$D1 - DTR Dialing command
AT&W - Store New Parameters to Memory
ATCLA0 - Exist modem command mode
Additional AT commands are described in Appendix
D.