[mythtv-users] Help setting up IR Blaster

Nick knowledgejunkie at gmail.com
Thu Dec 15 20:40:04 EST 2005

On 16/12/05, Jon Hoyt <jonhoyt at gmail.com> wrote:
> Hi,
>  I'm using Knoppmyth and I've been trying to set up an IR Blaster to
> change channels on my Dish Network receiver. I've been using the
> How-To at:
> http://losdos.dyndns.org:8080/public/mythtv-info/MythTV_DISH_IR_LED_TX_via_Modified_LIRC.html
> All of the compiling in stage 1 went relatively smoothly, and stage 2
> was going well until I tried to install the ledxmit_serial module:
>  root at mythtv:/home/mythtv# /sbin/modprobe ledxmit_serial
>  FATAL: Error inserting ledxmit_serial
> (/lib/modules/ Device or
> resource busy
> I don't know too much about this but I'm guessing something is already
> using com1? I only have one serial port.
> I've asked on the Knoppmyth forum, too, but I know there are a lot of
> geniuses on this list so I figured I'd post here too.  Anyone know how
> to troubleshoot this or work around it?

Have you run something like:

/bin/setserial /dev/ttyS0 uart none

to make sure the serial port is free before trying to load the ledxmit driver?


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