<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Weird. Looks like the MUX has failed…<div class=""><br class=""></div><blockquote style="margin: 0 0 0 40px; border: none; padding: 0px;" class=""><div class=""><div class=""><font face="Andale Mono" class="">D (58042826) SIMCOM tx: f9 0d ff 3b 41 54 2b 43 52 45 47 3f 3b 2b 43 43 ...;AT+CREG?;+CC</font></div><div class=""><font face="Andale Mono" class="">D (58042826) SIMCOM tx: 4c 4b 3f 3b 2b 43 53 51 3b 2b 43 4f 50 53 3f 0d LK?;+CSQ;+COPS?.</font></div><div class=""><font face="Andale Mono" class="">D (58042826) SIMCOM tx: 0a cf f9 ... </font></div><div class=""><font face="Andale Mono" class="">D (58042836) SIMCOM rx: 41 54 2b 43 52 45 47 3f 3b 2b 43 43 4c 4b 3f 3b AT+CREG?;+CCLK?;</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 2b 43 53 51 3b 2b 43 4f 50 53 3f 0d 0d 0a 2b 43 +CSQ;+COPS?...+C</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 52 45 47 3a 20 30 2c 35 0d 0a 0d 0a 2b 43 43 4c REG: 0,5....+CCL</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 4b 3a 20 22 31 37 2f 31 32 2f 32 37 2c 30 36 3a K: "17/12/27,06:</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 34 39 3a 30 39 2b 35 32 22 0d 0a 0d 0a 2b 43 53 49:09+52"....+CS</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 51 3a 20 39 2c 39 39 0d 0a 0d 0a 2b 43 4f 50 53 Q: 9,99....+COPS</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 3a 20 30 2c 30 2c 22 56 6f 64 61 66 6f 6e 65 4e : 0,0,"VodafoneN</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 5a 20 48 6f 6c 6f 67 72 61 6d 22 2c 32 0d 0a 0d Z Hologram",2...</font></div><div class=""><font face="Andale Mono" class="">D (58042846) SIMCOM rx: 0a 4f 4b 0d 0a .OK.. </font></div><div class=""><font face="Andale Mono" class="">OVMS > simcom status</font></div><div class=""><font face="Andale Mono" class="">SIMCOM</font></div><div class=""><font face="Andale Mono" class=""> Network Registration: Searching</font></div><div class=""><font face="Andale Mono" class=""> State: NetWait</font></div><div class=""><font face="Andale Mono" class=""> Ticker: 57947</font></div><div class=""><font face="Andale Mono" class=""> User Data: 0</font></div><div class=""><font face="Andale Mono" class=""> Mux Open Channels: 4</font></div><div class=""><font face="Andale Mono" class=""> PPP Not Connected</font></div><div class=""><font face="Andale Mono" class=""> PPP Last Error: User Interrupt</font></div><div class=""><font face="Andale Mono" class=""> GPS: disabled</font></div><div class=""><font face="Andale Mono" class=""> GPS time: disabled</font></div><div class=""><font face="Andale Mono" class=""> NMEA (GPS/GLONASS) Not Connected</font></div></div></blockquote><div class=""><br class=""></div><div class="">The tx f9 0d ff 3b … cf f9 is a mux transmission. The rx shows that being echoed back along with the CREG 0,5 (which is a roaming connected) but no ‘line’ decode output, and the ‘simcom status’ showing CREG ‘Searching’.</div><div class=""><br class=""></div><div class="">Most likely the modem reset itself at some point (without the ESP32 system resetting).</div><div class=""><br class=""></div><div class="">Could be a faulty modem, or power issue. Whichever; we should catch the problem and respond appropriately. I’ll add some framing error counters to the mux code, and check those counters in the main simcom state1 handler to reset things if they exceed a threshold.</div><div class=""><br class=""></div><div class="">Regards, Mark.</div><div class=""><div class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 27 Dec 2017, at 2:04 AM, Tom Parker <<a href="mailto:tom@carrott.org" class="">tom@carrott.org</a>> wrote:</div><br class="Apple-interchange-newline"><div class="">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" class="">
<div text="#000000" bgcolor="#FFFFFF" class=""><p class="">On 27/12/17 01:34, Mark Webb-Johnson wrote:<br class="">
</p>
<blockquote type="cite" cite="mid:D3D3EEF0-DF6F-4715-AEB2-37CD13D35620@webb-johnson.net" class="">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" class="">
Log doesn’t show much. Modem has a network connection to
VodafoneNZ, and signal strength seems ok.</blockquote>
<br class="">
There is nothing else in the log, I'm running with level debug and
it's just that on repeat.<br class="">
<br class="">
<blockquote type="cite" cite="mid:D3D3EEF0-DF6F-4715-AEB2-37CD13D35620@webb-johnson.net" class="">
<div class="">The following output will help:</div>
<div class=""><br class="">
</div>
<blockquote style="margin: 0 0 0 40px; border: none; padding:
0px;" class="">
<div class="">simcom status</div>
</blockquote>
</blockquote>
<br class="">
OVMS > simcom status<br class="">
SIMCOM<br class="">
Network Registration: Searching<br class="">
State: NetWait<br class="">
Ticker: 57960<br class="">
User Data: 0<br class="">
Mux Open Channels: 4<br class="">
PPP Not Connected<br class="">
PPP Last Error: User Interrupt<br class="">
GPS: disabled<br class="">
GPS time: disabled<br class="">
NMEA (GPS/GLONASS) Not Connected<br class="">
<br class="">
<blockquote type="cite" cite="mid:D3D3EEF0-DF6F-4715-AEB2-37CD13D35620@webb-johnson.net" class="">
<blockquote style="margin: 0 0 0 40px; border: none; padding:
0px;" class="">
<div class="">
<div class="">simcom setstate NetLoss</div>
</div>
</blockquote>
</blockquote>
<br class="">
OVMS > simcom setstate NetLoss<br class="">
OVMS > <br class="">
OVMS > <br class="">
OVMS > I (58142726) simcom: State: Enter NetLoss state<br class="">
D (58142726) SIMCOM tx: f9 0d ff 19 41 54 2b 43 47 41 54 54 3d 30 0d
0a ....AT+CGATT=0..<br class="">
D (58142726) SIMCOM tx: 14
f9 .. <br class="">
I (58142726) gsm-ppp: Shutting down (hard)...<br class="">
I (58142736) gsm-ppp: StatusCallBack: User Interrupt<br class="">
I (58142736) gsm-ppp: PPP connection has been closed<br class="">
D (58142736) SIMCOM rx: 41 54 2b 43 47 41 54 54 3d 30
0d AT+CGATT=0. <br class="">
OVMS > D (58143956) SIMCOM rx: 0d 0a 4f 4b 0d
0a ..OK.. <br class="">
OVMS > I (58151826) simcom: State timeout, transition to 5<br class="">
I (58151826) simcom: State: Enter NetWait state<br class="">
D (58151826) gsm-nmea: GPS disabled<br class="">
OVMS > D (58161826) SIMCOM tx: f9 0d ff 3b 41 54 2b 43 52 45 47
3f 3b 2b 43 43 ...;AT+CREG?;+CC<br class="">
D (58161826) SIMCOM tx: 4c 4b 3f 3b 2b 43 53 51 3b 2b 43 4f 50 53 3f
0d LK?;+CSQ;+COPS?.<br class="">
D (58161826) SIMCOM tx: 0a cf
f9 ... <br class="">
D (58161846) SIMCOM rx: 41 54 2b 43 52 45 47 3f 3b 2b 43 43 4c 4b 3f
3b AT+CREG?;+CCLK?;<br class="">
D (58161846) SIMCOM rx: 2b 43 53 51 3b 2b 43 4f 50 53 3f
0d +CSQ;+COPS?. <br class="">
D (58161896) SIMCOM rx: 0d 0a 2b 43 52 45 47 3a 20 30 2c 35 0d 0a 0d
0a ..+CREG: 0,5....<br class="">
D (58161896) SIMCOM rx: 2b 43 43 4c 4b 3a 20 22 31 37 2f 31 32 2f 32
37 +CCLK: "17/12/27<br class="">
D (58161896) SIMCOM rx: 2c 30 36 3a 35 31 3a 30 38 2b 35 32 22 0d 0a
0d ,06:51:08+52"...<br class="">
D (58161906) SIMCOM rx: 0a 2b 43 53 51 3a 20 39 2c 39 39 0d 0a 0d 0a
2b .+CSQ: 9,99....+<br class="">
D (58161906) SIMCOM rx: 43 4f 50 53 3a 20 30 2c 30 2c 22 56 6f 64 61
66 COPS: 0,0,"Vodaf<br class="">
D (58161906) SIMCOM rx: 6f 6e 65 4e 5a 20 48 6f 6c 6f 67 72 61 6d 22
2c oneNZ Hologram",<br class="">
D (58161906) SIMCOM rx: 32 0d 0a 0d 0a 4f 4b 0d
0a 2....OK.. <br class="">
<br class="">
The AT+CREG?; status things then continue in a loop and I did
another simcom status which looks pretty similar to before:<br class="">
<br class="">
OVMS > simcom status<br class="">
SIMCOM<br class="">
Network Registration: Searching<br class="">
State: NetWait<br class="">
Ticker: 155<br class="">
User Data: 0<br class="">
Mux Open Channels: 4<br class="">
PPP Not Connected<br class="">
PPP Last Error: User Interrupt<br class="">
GPS: disabled<br class="">
GPS time: disabled<br class="">
NMEA (GPS/GLONASS) Not Connected<br class="">
<br class="">
<blockquote type="cite" cite="mid:D3D3EEF0-DF6F-4715-AEB2-37CD13D35620@webb-johnson.net" class="">
<div class="">
<div class="">And show output at level debug for another minute or so.</div>
</div>
</blockquote>
<br class="">
A full transcript of my session is attached. The ovms is still in
this state so I can collect more information or perform more
experiments.<br class="">
<br class="">
</div>
<span id="cid:9B519FD6-F02B-464D-B7DC-822CE76331AF"><2017-12-27-1-modem-not-working.txt.gz></span>_______________________________________________<br class="">OvmsDev mailing list<br class=""><a href="mailto:OvmsDev@lists.teslaclub.hk" class="">OvmsDev@lists.teslaclub.hk</a><br class="">http://lists.teslaclub.hk/mailman/listinfo/ovmsdev<br class=""></div></blockquote></div><br class=""></div></div></body></html>