help needed: Android devices and FTDI dive computers

[Matt Thompson]

On Thu, Aug 9, 2018 at 7:50 AM Dirk Hohndel <dirk at hohndel.org> wrote:

> On Thu, Aug 09, 2018 at 05:41:58AM -0700, Dirk Hohndel wrote:
> > > ---------- subsurface.log ----------
> > > "19.780: DCDownloadThread started for Aqualung i750TC on FTDI"
> > > Starting download from  ftdi
> > > Finishing download thread: "Unable to open ftdi Aqualung (i750TC)"
> > > "19.795: Unsupported operation"
> > > no new dives downloaded
> > > "19.821: DCDownloadThread finished"
> > >
> > > ---------- libdivecomputer.log ----------
> > > Subsurface: v4.8.1-156-g23b7970459b6, built with libdivecomputer
> > > v0.7.0-devel-Subsurface-NG (bb985eedbb3e686e5a71bf2aa234fb49f8cab653)
> > > INFO: Open: name=ftdi
> > > ERROR: No such file or directory (2) [in
> > > /data/android/subsurface/libdivecomputer/src/serial_posix.c:295
> > > (dc_serial_open)]
> > > ---------- finish ----------
> >
> > This might be a sign that your phone doesn't allow access to '/sys' as a
> > "security precaution" and that currently breaks our ability to download
> > via FTDI.
>
> Actually, since you are able to do Cobalt downloads on that phone... I'm
> not sure this is true. That should run into the same libusb problems, I
> think...
>
>
I was able to download from my D4i as well so I'm not sure what's going on
with the 750.
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