[mythtv-users] LIRC stopped recognizing remote with system upgrade
jerrymr at gmail.com
Tue Jul 12 13:25:58 UTC 2011
On Tue, Jul 12, 2011 at 12:47 AM, Jarod Wilson <jarod at wilsonet.com> wrote:
> On Jul 12, 2011, at 12:18 AM, Jerry Rubinow wrote:
> > On Tue, Jul 12, 2011 at 12:07 AM, Jarod Wilson <jarod at wilsonet.com>
> > On Jul 11, 2011, at 11:46 PM, Jerry Rubinow wrote:
> > > I recently upgraded my MythTV frontend and stupidly wiped my old
> configuration without saving my lircd.conf. So I was trying to generate a
> new one. Here's the hw/sw:
> > >
> > > Lirc 0.8.7, Mythbuntu 11.04. mceusb IR receiver. ReplayTV remote (and
> universal remote emulating ReplayTV remote). lirc_dev and mceusb drivers
> specified in hardware.conf. If I use the mceusb lircd.conf, everything
> works fine (irw displays the button presses of my MCE remote, mythtv
> responds), so I believe the receiver and software are working correctly.
> > >
> > > However, if I use irrecord with either the ReplayTV remote or the
> emulated ReplayTV remote, I end up with a file that does not recognize
> proper button presses. During irrecord, I get lots of length 1 sequences.
> I should note that in the old configuration (lirc under mythbuntu 10.04),
> the exact same hardware worked perfectly, so I'm not sure what I could be
> doing wrong or what might have changed.
> > >
> > > If I use the Replay lircd.conf file from the LIRC site, it doesn't
> display any button presses in irw.
> > There's a minor but critical for non-RC5/6 remotes bug in the mceusb
> > that might be tripping you up. There's a timeout value in the driver that
> > 1/10th the time it should be (10ms instead of 100ms), which causes a
> > event to trigger in the middle of a relatively long pulse or space
> > which does Bad Things to signal interpretation. It should be fixed in
> > 3.0, not sure if it'll be before release or via the stable tree, and
> > should also get it via its stable tree. No clue about kernels that are
> > older than that. There's always media_build though, once the patch is
> > into the media tree (I only sent the pull req this afternoon).
> > Well, that's good to know. At least now I can stop beating my head
> against a wall. Is there anything within my control I can do in the
> meantime to get this to work?
> Well, you could get the media_build bits prepped, and manually apply the
> necessary patches over the top, then build.
> The two patches from Rafi Rubin are the ones you need:
> > Unfortunately, my URC-R50 remote doesn't seem to have an MCE code set. I
> suppose I could have it learn all the MCE codes...
> A Philips VCR codeset should also work. As should TiVo's NEC-ish codes,
> if I'm thinking clearly.
No joy with those codesets, but thanks for the suggestions. For now I had
the remote learn all the buttons from the MCE remote and that's working
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