From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============8160622110734926537==" MIME-Version: 1.0 From: Christopher Vogl Subject: Re: [PATCH] telit: sim status notification without polling Date: Fri, 24 Aug 2012 12:26:19 +0200 Message-ID: <503756CB.5090708@hale.at> In-Reply-To: <50366A44.3030202@gmail.com> List-Id: To: ofono@ofono.org --===============8160622110734926537== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Denis, On 23/08/12 19:37, Denis Kenzior wrote: > Hi Christopher, > >>> Also, one other thing I'm concerned about is the CFUN=3D4 usage when we >>> try to set the modem offline. Your comments indicate that the Telit >>> modem resets the SIM when we issue CFUN=3D4. Going from Online True -> >>> False we don't actually want to reset the SIM. Does CFUN take an extra >>> parameter to turn SIM reset off by any chance? >> >> Telit documentation says that +CFUN supports a second parameter which >> should turn reset off. >> AT+CFUN=3D? also returns +CFUN: (0,1,2,4,5),(0) >> AT reference manual: "reset flag 0 - do not reset the ME before setting >> it to functionality level" >> >> But the modem keeps returning +CME ERROR: 4 when I try it (no matter >> which CFUN level). > > That is funny. Maybe the modem does not support a true 'offline' or = > 'airplane' mode. In which case the driver might need to be modified = > somewhat. > > This is something we will need to solve in the future. If not fixed, = > I'm guessing that going Online then Offline will reset the SIM and = > cause all kinds of funny behavior. > >> >> The modem behaves very strange sometimes. I kept getting timeouts when >> setting AT+CFUN=3D4. I once tried it manually and it took 26 seconds unt= il >> I got an OK. >> Currently it works fine again. >> > > Is there a newer firmware available by any chance? > I'm currently using firmware version 08.01.107. Apparently there is a = 08.01.108 version. I contacted the Telit support and they said they are = testing this version, so I don't know if it is available now. I hope we = are getting an official Telit support with the possibility for updates = soon - will know more on Tuesday. Regards, Christopher -- Scanned by MailScanner. --===============8160622110734926537==--