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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'>I’ve had excellent results using the Argent Data Radio Shield combined with an Arduino to do custom packets. The shield is $28 and requires simple soldering assembly. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'>Ted<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'>K5KZ<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext'> aprssig-bounces@tapr.org [mailto:aprssig-bounces@tapr.org] <b>On Behalf Of </b>Lynn W. Deffenbaugh (Mr)<br><b>Sent:</b> Friday, September 07, 2012 6:38 PM<br><b>To:</b> TAPR APRS Mailing List<br><b>Subject:</b> Re: [aprssig] Packet Shooter<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Put a TinyTrak4 port into TEXT mode and whatever comes in that port, delimited by a <CR>, will be placed behind a TT4-generated header and transmitted on RF.<br><br>Or you can use a KISS-mode TNC wherein you get to craft the entire AX.25 header, including path and used bits, as well as they payload. The only thing the TNC does for you in that mode is some required bit-stuffing and generating the tones.<br><br>What's a "full resolution" GPS position anyway?<br><br>But if you're doing this on the national APRS frequency, or gating it to APRS-IS, please ensure that your packets are aprs101.pdf compliant. There is a provision in there for experimental packet formats.<br><br>Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32<br><br><br>On 9/7/2012 8:59 PM, Andrew Rich wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Is there a device I can hook up a micro controller to send my own packet format ?</span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I want to send full resolution GPS position, HDOP PDOP speed and heading and NO SATS in view </span><o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>- Andrew -</span><o:p></o:p></p></div><p class=MsoNormal><br><br><br><o:p></o:p></p><pre>_______________________________________________<o:p></o:p></pre><pre>aprssig mailing list<o:p></o:p></pre><pre><a href="mailto:aprssig@tapr.org">aprssig@tapr.org</a><o:p></o:p></pre><pre><a href="https://www.tapr.org/cgi-bin/mailman/listinfo/aprssig">https://www.tapr.org/cgi-bin/mailman/listinfo/aprssig</a><o:p></o:p></pre></blockquote><p class=MsoNormal><o:p> </o:p></p></div></body></html>