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AT Commands Reference Manual - wireless netcontrol GmbH

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Chapter 3: <strong>AT</strong> <strong>Commands</strong> <strong>Reference</strong><br />

Command Type Syntax Response/Action Remarks<br />

Set +FTM = OK<br />

or:<br />

+CME ERROR: <br />

The Set command causes the H24 to<br />

transmit data using the modulation<br />

selected in .<br />

Test +FTM=? (list of supported<br />

s)<br />

OK<br />

or:<br />

+CME ERROR: <br />

The following table shows the command modulation select codes.<br />

Table 3-33: Command Modulation Select Codes - Modulation Parameters<br />

Value Modulation TrainTime Rate (bit/s) Required<br />

24 Rec. V.27 ter 2 400<br />

48 Rec. V.27 ter 4 800<br />

72 Rec. V.29 7 200<br />

96 Rec. V.29 9 600<br />

Example<br />

<strong>AT</strong>+FCLASS=1<br />

OK<br />

<strong>AT</strong>D035658584<br />

CONNECT 19200<br />

<strong>AT</strong>+FRH=3<br />

OK<br />

CONNECT 19200<br />

<strong>AT</strong>+FTH=3<br />

OK<br />

(The terminal sends D<strong>AT</strong>A. The H24 decodes and packs it into the HDLC frame and sends it to the remote<br />

party)<br />

CONNECT 19200<br />

//H24 detected termination sequence .<br />

<strong>AT</strong>+FTM=?<br />

+FTM: 24,48,72,96<br />

OK<br />

<strong>AT</strong>+FTM=96 //Terminal selected mode 96<br />

CONNECT 19200<br />

(Terminal sends data stream encoded of the fax document)<br />

OK<br />

//H24 detected termination sequence .<br />

April 15, 2010 H24 - <strong>AT</strong> <strong>Commands</strong> <strong>Reference</strong> <strong>Manual</strong> 3-61

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