[mythtv-users] Comcast DTA direct channel change?

[Ron Garrison]

On Fri, Apr 2, 2010 at 4:52 PM, Scott <pickle136 at sbcglobal.net> wrote:
> On 04/02/2010 07:25 PM, Ron Garrison wrote:
>> Well it sounds like I'm in a similar posotion to Scott except I can't
>> get either ports to transmit.  Here is what I have done:
>>
>> Built lirc from the cvs repository using the follwing configuration:
>>
>> ./configure.sh --prefix=/usr --with-driver=all --enable-sandbox
>> --with-transmitter
>>
>> I had to remove lirc_gpio and lirc_parallel from the makefile due to
>> compile errors.  Since I don't need them it should not be an issue.
>>
>> lircd -v returns rcd 0.8.7-CVS
>>
>> added kirk's lircd.conf (follows) to my already existing lircd.conf
>> (which contains my hauppauge remote settings)
>>
>> begin remote
>>
>>    name DTA
>>    bits           24
>>    flags XMP
>>    eps            20
>>    aeps          300
>>
>>    one             0   137
>>    zero          250   710
>>    ptrail        250
>>    pre_data_bits   32
>>    pre_data       0x170F443E
>>    post_data_bits  8
>>    post_data      0x0
>>    pre           250 12921
>>    gap          81698
>>    toggle_bit_mask 0x0
>>
>>        begin codes
>>            KEY_1                       0x1E0001
>>            KEY_2                       0x1D0002
>>            KEY_3                       0x1C0003
>>            KEY_4                       0x1B0004
>>            KEY_5                       0x1A0005
>>            KEY_6                       0x190006
>>            KEY_7                       0x180007
>>            KEY_8                       0x170008
>>            KEY_9                       0x160009
>>            KEY_0                       0x1F0000
>>            KEY_CHANNELDOWN             0x11000E
>>            KEY_CHANNELUP               0x12000D
>>            KEY_MUTE                    0x13000C
>>            KEY_VOLUMEDOWN              0x14000B
>>            KEY_VOLUMEUP                0x15000A
>>            KEY_LANGUAGE                0x150082
>>            KEY_INFO                    0x170026
>>            KEY_ENTER                   0x180025
>>            KEY_LAST                    0x190051
>>        end codes
>>
>> end remote
>>
>>
>>
>>
>> executed the following two commands (first is for hauppauge, second for mceusb):
>>
>> lircd --driver=default --device=/dev/lirc0
>> --output=/var/run/lirc/lircd0 --pidfile=/var/run/lirc/lirc0.pid
>>
>> lircd --driver=default --device=/dev/lirc1
>> --output=/var/run/lirc/lircd1 --pidfile=/var/run/lirc/lirc1.pid
>>
>> Now to test receive I type:
>>
>> irw /var/run/lirc/lircd0
>>
>> Using my hauppauge (actually a universal programmed to look like a
>> hauppauge) I get the proper responses as defined by the lircd.conf
>> file.
>>
>> Now doing the same with the other port:
>>
>> irw /var/run/lirc/lircd1
>>
>> I use my new comcast DTA remote and I get the proper responses (which
>> uses Kirk's lircd.conf indicating that the Thomson DCI1011COM DTA uses
>> he same codes as the Pace and Motorola).
>>
>> So far so good.  Hardware is there and can receive properly.
>>
>> I now type the following
>>
>> irsend --device=/var/run/lirc/lircd1 set_transmitters 1 2
>> irsend --device=/var/run/lirc/lircd1 send_once DTA KEY_2
>>
>> And there is nothing transmitted.  No errors - no transmission.  I
>> have tried both ports.
>>
>> I own a nirvis slink-e which can receive ir and display the wave form
>> on the computer.  I tested that it works using all remotes (including
>> the new comcast DTA remote) so it really easy for me to know if ir is
>> being transmitted or not.  I have also used this in the past to
>> determine protocols, device IDs etc for unknown remotes.  Very useful.
>>
>> Not sure where to go from here.  Maybe add debug logging to see if it
>> will show anything.  Did I miss something to enable transmitting?
>>
>> Note when I try to set transmitters on my hauppauge card (lircd0) it
>> complains - as it should - that the hardware cannot transmit.  If I
>> try to set more than 2 transmitters on the mceusb it also complains -
>> as it should - that there are only 2 transmitters.  It appears that
>> everything is setup properly.
>>
>> Ron
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>>
>>
> Mine are working now with the latest CVS, one idea suggested to me was
> to feed the IR transmitter's back into the receiver while running IRW.
> But i also discovered mine does in fact flash red when a signal is sent.
> Also i couldnt get all the drivers to build (maybe same issue as you) so
> I just built mceusb and and am using the mce remote now.
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Did you get both ports working - as you said earlier that only one was working?

What did you do to get the second port going if that's the case?

Ron