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Command:
%DTn Set Command Mode Time
Values:
0-255 in 1 second increments
Default:
0
Description:
Sets the length of time that the command mode will be disabled when set for %DC1 (the
modem ignores AT commands).
Command:
%En
Fallback and Fall Forward Control
Values:
n = 0, 1, or 2
Default:
2
Description:
%E0
%E1
%E2
Command:
%Hn
Direct Connect Enable
Values:
n = 0, 1
Default:
0
Description:
%H0
%H1
Command:
%Rn
Cisco Configuration
Values:
n = 0, 1
Default:
0
Description:
%R0
%R1
Command:
%Sn
Command Speed Response
Values:
n = 0, 1
Default:
0
Description:
%S0
%S1
Command:
$Dn
DTR Dialing
Values:
n = 0 or 1
Default:
0
Description:
$D0
$D1
Command:
$EBn Asynchronous Word Length
Values:
n = 0 or 1
Default:
0
Description:
$EB0
$EB1
Command:
$FC Quick Connect
Values:
n = 0, 1, or 2
Default:
1
Description:
$FC0 - Sets quick connect at 1200 baud
$FC1 - No quick connect
$FC2 - Sets quick connect at 2400 baud
Command:
$LB Long Break
Values:
0-255 in 10 ms increments
Default:
30 (300 ms break)
Description:
Sets the length of a long break transmitted by the modem if set up by the modem.
Multi-Tech Systems, Inc. AT Commands Reference Guide (PN S000272E)
Disables fallback and fall-forward.
Enables fallback, disables fall-forward.
Enables fallback and fall-forward.
Sets callback security to normal operation.
All callback security calls will be direct connect regardless of whether the password
or phone number has the - character.
Disables Cisco configuration.
Sets E0, Q1, &D0, \N0, $SB9600, and %S1 for operation with a Cisco router.
Sets modem to respond to AT commands at all normal speeds.
AT commands accepted at 115200 bps only. Other speeds are ignored.
Disables DTR dialing.
Dials the number in memory location 0 when DTR goes high.
Enables 10-bit mode.
Enables 11-bit mode.
Chapter 1 – AT Commands
16
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