Multitech MT1432BA User Manual
Page 135
135
Appendix D - AT Command Summary
Command
Values
Description
932 Series:
$MB75 selects CCITT V.23 mode.
$MB300 selects 300 bps on-line.
$MB1200 selects 1200 bps on-line.
$MB2400 selects 2400 bps on-line.
$MB4800 selects 4800 bps on-line.
*
$MB9600 selects 9600 bps on-line.
&Mn
n = 0 or 1
*
&M0 selects Async when on-line.
&M1 selects Sync when on-line.
Nd
d = 0 thru 9
Dial stored telephone number “d” (Do not include the
letter D in this command.)
NdNe
d = 0 thru 9
Number Linking. If first number dialed is
e = any other
busy, another stored number may be
number 0
automatically dialed. In example, stored
thru 9
number d is dialed, and if busy, stored
number e is dialed.
O
Exit Command Mode and go into On-Line Mode.
P
*
Modem will pulse-dial numbers following the P.
&Pn
n = 0 or 1
*
&P0 means 60-40 pulse ratio.
&P1 means 67-33 pulse ratio.
Qn
n = 0, 1 or 2
*
Q0 means Result Codes sent.
Q1 means Result Codes will be suppressed (quiet).
Q2 means Dumb Answer Mode.
&Qn
n = 0 or 1
*
&Q0 selects Multi-Tech command set.
&Q1 selects AT command set.
Rn
n = 0 or 1
*
R0 means modem will not reverse modes.
R1 means modem will reverse modes.
&Rn
n = 0, 1 or 2
&R0 lets Clear to Send act normally.
*
&R1 forces Clear to Send on.
&R2 drops for 1 second on disconnect.
&RP (2834 Series only)
Command Initiates a Retrain that makes the
processor read Line Probe Information (valid only in
V.34 mode).
$Rn
n = 0 or 1
*
$R0 means disconnect after 12 retransmits.
$R1 means do not disconnect after 12 retransmits.
&RFn
n = 0 or 1
&RF0 selects CTS follows RTS.
*
&RF1 selects CTS to act independently
Sr=n
r = 0-11, 13,
Sets value of Register “r” to value of “n”,
15-19, 24-26,
where “n” is entered in Decimal format.
29, 30, 32, 34...
* Factory Default Setting