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</o:shapelayout></xml><![endif]--></head><body lang=EN-AU link=blue vlink="#954F72"><div class=WordSection1><p class=MsoNormal>19 OTHER PACKETS <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Invalid Data or Test Data Packets <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>To indicate that a packet contains invalid data, or test data that does not conform to any standard APRS format, the , Data Type Identifier is used. For example, the Mic-E unit will generate such a packet if it detects that a received GPS sentence is not valid. Invalid Data / Test Data Format , Invalid Data or Test Data Bytes: 1 n <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Example ,191146,V,4214.2466,N,07303.5181,W,417.238,114.5,091099,14.7,W/GPS FIX <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Invalid GPS data from a Mic-E unit. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The unit has interpreted the V character in the received sentence to mean the data is invalid, and has stripped out the $GPRMC header. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>All Other Packets Packets that do not meet any of the formats described in this document are assumed to be non-APRS beacons. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Programs can decide to handle these, or ignore them, but they must be able to process them without ill effects. APRS programs may treat such packets as APRS Status Reports. This allows APRS to accept any UI packet addressed to the typical beacon address to be captured as a status message. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Typical TNC ID packets fall into this category. Once a proper Status Report (with the APRS Data Type Identifier >) has been received from a station it will not be overwritten by other non-APRS packets from that station<span style='mso-fareast-language:EN-US'><o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US>From:</span></b><span lang=EN-US> OZAPRS [mailto:ozaprs-bounces@aprs.net.au] <b>On Behalf Of </b>vk4tec@tech-software.net<br><b>Sent:</b> Sunday, 17 December 2017 9:00 PM<br><b>To:</b> 'Australian APRS Users' <ozaprs@aprs.net.au><br><b>Subject:</b> Re: [OZAPRS] 4G APRS<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Thanks Scott<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>I will look I thought it was hard<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>I have a 4 constellation GPS and a 4G Dongle <o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>10 Hz<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Andrew <o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US>From:</span></b><span lang=EN-US> OZAPRS [<a href="mailto:ozaprs-bounces@aprs.net.au">mailto:ozaprs-bounces@aprs.net.au</a>] <b>On Behalf Of </b>Scott Evans (VK7HSE)<br><b>Sent:</b> Sunday, 17 December 2017 8:58 PM<br><b>To:</b> Australian APRS Users <<a href="mailto:ozaprs@aprs.net.au">ozaprs@aprs.net.au</a>><br><b>Subject:</b> Re: [OZAPRS] 4G APRS<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>There’s no difference in the setup for using a 4G USB dongle on the Raspberry Pi that is done on any current Linux distro...<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Sent from <a href="https://go.microsoft.com/fwlink/?LinkId=550986">Mail</a> for Windows 10<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b>From: </b><a href="mailto:vk4tec@tech-software.net">vk4tec@tech-software.net</a><br><b>Sent: </b>Sunday, 17 December 2017 21:56<br><b>To: </b><a href="mailto:ozaprs@aprs.net.au">'Australian APRS Users'</a><br><b>Subject: </b>Re: [OZAPRS] 4G APRS<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Actually I was more interested in the 4G Raspberry Pi part <o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>A<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><b><span lang=EN-US>From:</span></b><span lang=EN-US> OZAPRS [<a href="mailto:ozaprs-bounces@aprs.net.au">mailto:ozaprs-bounces@aprs.net.au</a>] <b>On Behalf Of </b>Mark Jessop<br><b>Sent:</b> Sunday, 17 December 2017 8:36 PM<br><b>To:</b> Australian APRS Users <<a href="mailto:ozaprs@aprs.net.au">ozaprs@aprs.net.au</a>><br><b>Subject:</b> Re: [OZAPRS] 4G APRS<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>I still don't get what you're after.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>You want to send raw NMEA to where? <o:p></o:p></p></div><div><p class=MsoNormal>You certainly can't send raw NMEA into APRS-IS. (Unless you send it as a comment, but why?!!)<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>The APRS position format does have limited resolution yes, but it is good enough for most applications (unless you absolute MUST know what side of the road that car is on...).<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>- Mark<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div></div><div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>On Sun, Dec 17, 2017 at 8:29 PM, <<a href="mailto:vk4tec@tech-software.net" target="_blank">vk4tec@tech-software.net</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-top:5.0pt;margin-right:0cm;margin-bottom:5.0pt'><p class=MsoNormal style='margin-left:4.8pt'>Graeme<br><br>I have an IPhone and iPad<br><br>I want to send RAW NMEA<br><br>As APRS degrades the position and dumps reports<br><span style='color:#888888'><br><span class=hoenzb>Andrew</span></span><o:p></o:p></p><div><div><p class=MsoNormal style='margin-left:4.8pt'><br>-----Original Message-----<br>From: OZAPRS [mailto:<a href="mailto:ozaprs-bounces@aprs.net.au">ozaprs-bounces@aprs.net.au</a>] On Behalf Of Graeme<br>Sent: Sunday, 17 December 2017 8:27 PM<br>To: Australian APRS Users <<a href="mailto:ozaprs@aprs.net.au">ozaprs@aprs.net.au</a>><br>Subject: Re: [OZAPRS] 4G APRS<br><br>Andrew,<br><br>If you have an Android phone then you could use Aprsdroid on the phone.<br><br>Graeme 2HFG<br><br>-----Original Message-----<br>From: Andrew Rich<br>Sent: Sunday, December 17, 2017 9:06 PM<br>To: <a href="mailto:ozaprs@aprs.net.au">ozaprs@aprs.net.au</a><br>Subject: [OZAPRS] 4G APRS<br><br>Is anyone using a Raspberry Pi with a 4G dongle and GPS to end APRS ?<br><br>Andrew<br><br><br>Sent from my iPhone<br>_______________________________________________<br>OZAPRS mailing list<br><a href="mailto:OZAPRS@aprs.net.au">OZAPRS@aprs.net.au</a><br><a href="http://lists.aprs.net.au/mailman/listinfo/ozaprs" target="_blank">http://lists.aprs.net.au/mailman/listinfo/ozaprs</a><br>_______________________________________________<br>OZAPRS mailing list<br><a href="mailto:OZAPRS@aprs.net.au">OZAPRS@aprs.net.au</a><br><a href="http://lists.aprs.net.au/mailman/listinfo/ozaprs" target="_blank">http://lists.aprs.net.au/mailman/listinfo/ozaprs</a><br><br>_______________________________________________<br>OZAPRS mailing list<br><a href="mailto:OZAPRS@aprs.net.au">OZAPRS@aprs.net.au</a><br><a href="http://lists.aprs.net.au/mailman/listinfo/ozaprs" target="_blank">http://lists.aprs.net.au/mailman/listinfo/ozaprs</a><o:p></o:p></p></div></div></blockquote></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>