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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 />

+CGMR, +GMR, +FMR, Request Revision<br />

These commands request the revision identification. The H24 outputs a string containing the<br />

revision identification information of the software version contained within the device.<br />

<strong>AT</strong>+CGMR<br />

<strong>AT</strong>+CGMR?<br />

<strong>AT</strong>+GMR<br />

<strong>AT</strong>+GMR?<br />

<strong>AT</strong>+FMR<br />

<strong>AT</strong>+FMR?<br />

Command<br />

Response/Action<br />

+CGMR: <br />

+GMR: <br />

+FMR: <br />

Example<br />

R: "H<strong>AT</strong>+CGMR<br />

+CGMR: "H24_U_0C.32.29R"<br />

OK<br />

<strong>AT</strong>+GMR<br />

+GM24_U_0C.32.29R"<br />

OK<br />

<strong>AT</strong>+FMR<br />

+FMR: "H24_U_0C.32.29R"<br />

+CGSN, +GSN, Request Product Serial Number Identification<br />

This command displays the product serial number identification IMEI (International Mobile<br />

station Equipment Identity). If the IMEI does not exist, an error will be returned. The command<br />

can be used even when the SIM card is not inserted.<br />

<strong>AT</strong>+CGSN<br />

<strong>AT</strong>+CGSN?<br />

Command<br />

Response/Action<br />

+CGSN: <br />

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

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