[mythtv-users] So confused. Firewire to STB - channel change script - mythchanger

[Karl Newman]

On Wed, Mar 26, 2014 at 8:57 AM, Philip Isaacs <showcasefloyd at gmail.com>wrote:

>
>
>
> On Wed, Mar 26, 2014 at 11:53 AM, Karl Newman <newmank1 at asme.org> wrote:
>
>> On Wed, Mar 26, 2014 at 7:05 AM, Philip Isaacs <showcasefloyd at gmail.com>wrote:
>>
>>> On Tue, Mar 25, 2014 at 5:22 PM, Peter Bennett (cats22) <
>>> cats22 at comcast.net> wrote:
>>>
>>>>  On 03/25/2014 02:50 PM, Philip Isaacs wrote:
>>>>
>>>>
>>>>
>>>>  @Gabe - Do you know where I can find an example (or a tutorial) of
>>>> how to write a channel changing script that will call my IR Blaster from
>>>> within MythTV? I understand how it works now, but I'm not sure where to go
>>>> from there.
>>>>
>>>>  Like you, I have Comcast, and like you, I found that nothing I did
>>>> would make channel changing work through firewire. I recommend using an
>>>> IguanaIR IR blaster, you can get it from their website (iguanaworks.net)
>>>> for $40. My script is here
>>>>
>>>> https://code.google.com/p/mythtv-scripts/source/browse/trunk/install/opt/mythtv/bin/channelchange.sh
>>>> Other necessary scripts are also there. The IR channel changing is 100%
>>>> reliable with these scripts, and you just point mythtv to the external
>>>> channel change script /opt/mythtv/bin/channelchange.sh. The script takes
>>>> care of a number of glitches that can happen, like the Iguana service
>>>> failing, lirc failing, the set top box being turned off etc. One thing that
>>>> DOES work with the Comcast set top box is detecting through firewire that
>>>> it is turned on.
>>>>
>>>> To use those scripts a number of things need to be set up - iguana
>>>> service, lirc, etc.
>>>>
>>>> Since tuning the set top box with an IR blaster takes a few seconds, I
>>>> set in mythtv the option to start recordings 15 seconds early.
>>>>
>>>> A small tip - you can use the set top box built in "VCR timer" to set
>>>> it to turn on at the correct times for the programs. You can see the
>>>> upcoming program list on mythtv and set the set top box to tune the correct
>>>> channels at those times. However this method is really only for emergencies
>>>> since it is very tedious and you can easily make mistakes.
>>>>
>>>> Peter
>>>>
>>>
>>> @Peter. This is really awesome thanks so much.
>>>
>>> I've already started messing around with setting up a IR Blaster using
>>> my MCE USB Kit (that came with the WINTV HVR 1600)  and I have no plans to
>>> buy anything new at this time. That being said will your scripts work with
>>> the "mceusb" remote? I downloaded the "LircChannelChanger" one last night "
>>> http://www.mythtv.org/wiki/LircChannelChanger" and started trying to
>>> get it to work from the command line, but the STB didn't seem to respond.
>>> My STB is the RNG150N.
>>>
>>
>> One small detail--did you find a lircd.conf file with the appropriate
>> lirc IR codes for your STB?
>>
>> Karl
>>
>
> @Karl - I don't think so. Where would I find the appropriate lircd.conf
> file. Is it posted somewhere online?
>
> Floyd
>
> You might try this one:
http://lircconfig.commandir.com/lircd.conf/?viewremote=1227 which I'd
recommend starting with since it uses the (probably more correct and
reliable) XMP flags, or there's one that was posted to this list a couple
years ago here:
http://www.mythtv.org/pipermail/mythtv-users/2012-March/330131.html See the
notes about transmitter placement in that latter link, however.

Karl
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