[mythtv-users] Homebrew Serial Receiver Problems

Jeremy Gillick myth at mozmonkey.com
Mon Feb 26 06:26:01 UTC 2007


Can anybody help me with this?

- Jeremy

Jeremy Gillick wrote:
> Formerly I was using the Hauppage PVR 150 remote, but recently I 
> decided to move to a custom remote -- the Universal FX1.
>
> I followed the circuit designs here:
> http://lnx.manoweb.com/lirc/?partType=section&partName=circuit
>
> The only modification I made was instead of buying a new IR receiver, 
> I attached a stereo plug to the serial port so I couple plug the 
> Hauppage receiver into it.  I double checked my work and even did some 
> basic tests with my workbench power supply.
>
> Then I followed the software steps here:
> http://lnx.manoweb.com/lirc/?partType=section&partName=lirc
>
> It's not working.  In fact, the serial port isn't even getting power, 
> so I assume that it's not active.  I've never messed with serial port 
> stuff before, so could somebody help me out?   Here are the commands I 
> tried giving it:
>
>     setserial /dev/ttyS0 uart none
>     depmod -a
>     modprobe lirc_serial
>     lircd
>     mode2  -d /dev/lirc/0
>
> FYI: I'm running on Ubuntu Dapper and using the serial port on the 
> motherboard.
>
> When looking through dmesg, here's the only references to lirc -- and 
> they're still for the Hauppage:
>
>     [17179596.772000] lirc_i2c: chip found @ 0x71 (Hauppauge IR (PVR150))
>     [17179596.772000] ivtv0: i2c attach to card #0 ok
>     [client=Hauppauge IR (PVR150), addr=71]
>     [17179596.772000] lirc_dev: lirc_register_plugin: sample_rate: 10
>     [17179596.880000] Adding 1052216k swap on /dev/hda1.  Priority:-1
>     extents:1 across:1052216k
>
> Am I missing something here?
>
> Thanks,
> Jeremy
> ------------------------------------------------------------------------
>
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