Re: Feedback using hex (DirecTV)

I had the "hex" box checked the first time I tried and it returned the
"M". Unchecking it, still deplayed the "M".

Here is the link on AVS Forum:
http://www.avsforum.com/avs-vb/showthread.php?t=1124844&page=23
About half way down the page, Itai's answer to me basically hints at
it.

On Feb 9, 11:35 pm, Jarrod Bell <jar...@guilink.com> wrote:
> iRule doesnt mention support of this on their website. Can you link me
> to where this is mentioned (perhaps you read it on AVS Forum
> somewhere?)
>
> You can also try checking the "hex" box in the feedback group
> properties. But I don't think this will work.
>
> The main problem is that they send the number in two hex bytes, which
> gives a range from 0-65535, so stupid of them.
> Sending "502" is much easier, and only a single byte more....can't
> believe the brains behind some of these companies sometimes. </rant>
>
> If all else fails, we will look at ways we can allow parsing like this
> to work.
>
> Jarrod
>
> On Feb 10, 6:11 pm, stbluesrul <paul.l.cra...@gmail.com> wrote:
>
> > That's no fun DIRECTV...
>
> > The good news is that the feedback is working, however, as you said
> > I'm getting the ascii output for the text.  So for channel 77 I get a
> > capital "M".  I know that the iRule (iRuleathome.com) will be coming
> > out soon for the iPhone/iTouch and will be able to do this.  An chance
> > that commandfusion will support it too?
>
> > I don't understand why DirecTV doesn't have good for support for
> > RS232.  I have two H23's and two HR23's and all the documentation for
> > RS232 seems to stop at the HR20.  However, all the commands still for
> > the H23 and HR23.  Don't they know that there are people that want to
> > build automation systems around this stuff?  I also wish that they
> > wouldn't have canceled the work on the HDPC-20 for Windows MCE.
>
> > On Feb 9, 9:37 pm, Jarrod Bell <jar...@guilink.com> wrote:
>
> > > Due to the poorly designed protocol of the DirecTV box, I don't think
> > > this will be possible. How hard would it be for them to just provide
> > > the number in ascii...sheesh.
>
> > > Anyway, you can try creating a feedback entry in the System Manager as
> > > follows:
> > > regex: \xF0(..)\xFF\xFF\xF4
> > > capture group 1: serial join 1
>
> > > Then create a text object on serial join 1 and see what it displays
> > > when the channel status is parsed. Most likely it will convert to the
> > > ascii equivalent (which is not what you will be expecting to see).
>
> > > You must have your system setup to "maintain connection" for this to
> > > work. And if all commands come back with a \xF4 delimiter, then set
> > > the system EOM property to \xF4 (this helps split messages that come
> > > in quickly).
>
> > > Jarrod
>
> > > On Feb 10, 4:16 pm, stbluesrul <paul.l.cra...@gmail.com> wrote:
>
> > > > I want to receive feedback from DirecTV receivers (current channel,
> > > > date/time, signal strength, etc...).  So far I have everything working
> > > > great in commandfusion.  The only thing I am having a problem with is
> > > > getting feedback.  Basically, I want to hit a button on commandfusion
> > > > and have the channel number be displayed above the button or overlay
> > > > onto another one.  I just need some direction as to go about doing
> > > > this...
>
> > > > Everything is hex.
> > > > The command to query the receiver for the current channel is \xFA\x87
> > > > The receiver will then send back \xF0\x01\xF6\xFF\xFF\xF4 for the
> > > > channel number (in this case it's 502)
> > > > or \xF0\x00\x05\xFF\xFF\xF4 if it were channel 5.
>
> > > > The only bytes that change are the 2nd and 3rd. (\x01\xF6 - for
> > > > channel 502) or (\x00\x05 - for channel 5).

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