[mythtv-users] Happague IR blaster: works between cards?

Jarod Wilson jarod at wilsonet.com
Sun Nov 15 01:23:13 UTC 2009


On Nov 14, 2009, at 6:35 PM, stefan_jones at comcast.net wrote:

> I'm gearing up for my next MythBox upgrade.
> 
> Currently: Happague PVR-150 and pcHDTV-3000.
> 
> I plan on adding a Happague HVR-2250. It uses an no-empty PCIe slot so I don't have to displace the other cards.
> 
> Now, recent circumstances -- Comcast started scrambling channels -- have forced me to also rig up an IR blaster.
> 
> I'd connect the output of my STB to the PVR-150 and use it for non-clearQAM cable channels. (I don't get HD cable, so analog SD is fine.)
> 
>  I was looking into a cheap RS-232 based IR blaster but ran into problems: My box's MB has no serial ports, and there are no available PCI slots, and from what I've read Serial IR blasters don't work well with USB serial converters.
> 
> Also, my PVR-150 is a cheap model with no IR transmitter plug!
> 
> 
> So I'm wonder if the HVR-2250's IR blaster -- included in the model I'm looking at -- can be used to change channels for the PVR-150. 

Yes.

> Put another way, is the Happague IR transmitter a "system" resource that Myth will be able to access?

Yes.

> For that matter, is the HVR-2250's IR gizmo supported yet?

Not absolutely certain, but I believe it should be. If it isn't, it can't be that much work to get it working.

-- 
Jarod Wilson
jarod at wilsonet.com





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