[mythtv-users] Multiple Hauppauge USB2 transceivers

[Jarod Wilson]

On Sun, Aug 1, 2010 at 8:05 AM, Mike Bennett <mbppg at comcast.net> wrote:
> I have an IguanaIR USB transceiver that just went bad. I have it because I
> have three tuners and Comcast has gone all digital in my area with the Qam
> channels encrypted so I have three DTA's and the IguanaIR device can blast
> up to four devices. So I am waiting to get a replacement one but in the mean
> time I had to resort back to my MCEUSB2 transceiver.
>
> So I have a question about the MCEUSB2 transceivers, I know they have two
> blaster ports so I tried to use a splitter since I pulled apart the cover
> and saw the jacks are stereo jacks inside. So I tried the stereo to two mono
> splitter I use with the IguanaIR to see if it would let me use three
> transmitters, two blasters in port one using the splitter and the third
> blaster in port 2. When I try to do an "irsend set_transmitters 3" it tells
> me that only two blasters are supported.
>
> I am not sure if this is a driver limitation or a hardware limitation so my
> first question is do they really only have two usable blaster ports?

There are really only two blaster ports.

> My
> second question is can I use a second MCEUSB2 unit for a third blaster port?

Yes.

> If so how do you setup a second USB unit for blasting only?

Set up a second lircd instance. Point irsend at the second instance's
lircd socket (eg /var/run/lirc/lircd1), port 1, for your 3rd blaster.

-- 
Jarod Wilson
jarod at wilsonet.com