[mythtv-users] USB->Serial for controlling DirecTV boxes

[Brad DerManouelian]

On Sep 23, 2008, at 10:10 AM, Brad Fuller wrote:

> For what it's worth, the HeadGear USB<->Serial convertor/cable uses
> the PL2303. I got it at Fry's, kinda expensive though ($20). Don't
> know if it uses the PL2303X though. I have it installed right now. Is
> there a way to tell? Let me know, and I'll check.

$ lsusb
note the device ID of your USB to Serial adaptor, then run

$ sudo lsusb -v -d [device id] | grep bMaxPacketSize0

If you get "bMaxPacketSize0 64" then you have the PL2303X