Chapter 3: AT Commands Reference
December 31, 2007 AT Commands Reference Manual 3-427
The following table shows the command modulation select codes.
Example
AT+FCLASS=1
OK
ATD035658584
CONNECT 19200
AT+FRH=3
OK
CONNECT 19200
AT+FTH=3
OK
(The terminal sends DATA. The G24 decodes and packs it into the HDLC frame and sends it to the remote
party)
CONNECT 19200 //G24 detected termination sequence <DLE><DTX>.
AT+FTM=?
+FTM: 24,48,72,96
OK
AT+FTM=96//Terminal selected mode 96
CONNECT 19200
(Terminal sends data stream encoded of the fax document)
OK
//G24 detected termination sequence <DLE><DTX>.
Command Type Syntax Response/Action Remarks
Set
+FTM = <MOD> OK
or:
+CME ERROR: <err>
The Set command causes the G24 to
transmit data using the modulation
selected in <MOD>.
Test
+FTM=? (list of supported
<MOD>s)
OK
or:
+CME ERROR: <err>
Table 3-284: Command Modulation Select Codes - Modulation Parameters
<MOD> Value Modulation TrainTime Rate (bit/s) Required
24 Rec. V.27 ter 2 400
48 Rec. V.27 ter 4 800
72 Rec. V.29 7 200
96 Rec. V.29 9 600
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