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IR Blaster Help
http://forum.linhes.org/viewtopic.php?f=2&t=3559
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Author:  toonces [ Wed Feb 16, 2005 8:07 pm ]
Post subject:  IR Blaster Help

Good day all,

I appear to be having some problems with lirc to transmit.
A little background for you:
ir blaster ordered from irblaster.info
and lirc configured using: http://losdos.dyndns.org:8080/public/mythtv-info/MythTV_DISH_IR_LED_TX_via_Modified_LIRC.html

I am running the shell script provided in the howto to change channels, and have attempted a number of different sleep timers. Ranging from .2 seconds to 1.5 seconds.

The problem is, say I run change_chan.sh 222.. I might get a "2" on my reciever. Might not.. if I run change_chan.sh 22222222222 I just might get three 2's.. but not necessarily.

While attempting to figure out if it was just misplaced on the front of the reciever, I had a
while sleep 1
do
change_chan.sh 222
done

loop running, after 5 minutes, i was getting device or resource busy errors. I have gone into the bios, and manually set the irc to 0x2f8, irq 3 and have the exact same problem.

any ideas?

Author:  toonces [ Wed Feb 16, 2005 8:45 pm ]
Post subject:  Re: IR Blaster Help

I've reconfigured my bios to have com1 enabled, and reconfigured my ir blaster for com1. Still the same problem.

Quote:
A snippit from the log file:
Feb 16 22:36:58 mythtv ledxmitd 0.7.0: ledxmitd(serial) ready
Feb 16 22:37:07 mythtv ledxmitd 0.7.0: accepted new client on /dev/ledxmitd
Feb 16 22:37:07 mythtv ledxmitd 0.7.0: removed client
Feb 16 22:37:07 mythtv ledxmitd 0.7.0: accepted new client on /dev/ledxmitd
Feb 16 22:37:07 mythtv ledxmitd 0.7.0: removed client
Feb 16 22:37:08 mythtv ledxmitd 0.7.0: accepted new client on /dev/ledxmitd
Feb 16 22:37:08 mythtv ledxmitd 0.7.0: removed client


and
Quote:
dmesg:
ledxmit_dev: IR Remote Control driver registered, at major 72
ledxmit_serial: auto-detected active high receiver
ledxmit_dev: ledxmit_register_plugin:sample_rate: 0

Author:  wrooster [ Fri Feb 18, 2005 1:49 am ]
Post subject:  Re: IR Blaster Help

toonces wrote:
The problem is, say I run change_chan.sh 222.. I might get a "2" on my reciever. Might not.. if I run change_chan.sh 22222222222 I just might get three 2's.. but not necessarily.


toonces,
see 'IMPORTANT NOTE #2' in stage 5 of my writeup. try renice'ing the ledxmit process as i show, and tell me if that improves things.

ps: what speed CPU are you running? what set top box do you have? how far from your IR blaster to your set top box?

http://losdos.dyndns.org:8080/public/my ... _LIRC.html

regards,
jim / jds-myth !at! losdos.dyndns.org

Author:  toonces [ Fri Feb 18, 2005 6:43 pm ]
Post subject:  SOLVED!

http://mysettopbox.tv/phpBB2/viewtopic.php?t=2754&highlight=3100
it turns out my codes were bad.. or partially bad? not sure.. anyway, the codes from this article (at the very bottom) were perfect..

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