[mythtv-users] DirecTV -- Satellite Serial Port -- How can I build the cable?

[Jeremy Oddo]

John Klimek said:
> Ok, RJ-45 is ethernet (CAT-5) ?  and RJ-11 is regular telephone cable?
>
> If so, RJ-11 does NOT fit into the jack.  The jack takes a smaller
> cable...
>
Right.  I used the cable that goes from the handset to the base unit, not
the one that goes from base unit to the wall.  It the coily cable :)

Jeremy

>
> ----- Original Message -----
> From: "Ray Olszewski" <ray at comarre.com>
> To: <mythtv-users at snowman.net>
> Sent: Tuesday, June 03, 2003 6:57 PM
> Subject: Re: [mythtv-users] DirecTV -- Satellite Serial Port -- How can
> I build the cable?
>
>
>> The URL that Jeremy and I both pointed you to
> (http://www.pcmx.net/dtvcon/)
>> has a chart that lists the DRD430RG as one of the models its
>> instructions work for. If that is the case, you have an RJ-11 jack (4
>> contacts), not an RJ-45 (8 contacts). So you need an RJ-11 to DE-9
>> (what you're calling a DB-9) cable or adapter.
>>
>> 1. You can wire one yourself if your skills are up to it (it sounds
>> like they are). Note that this site provides 2 color-code keys,
>> suggesting that RJ-11 colors are not completely standard.
>>
>> 2. The site lists one for sale for $US16, shipping included.
>>
>> 3. The Snapstream site I previously supplied also has a $US20
>> (+shipping) kit that includes the cable, plus audio and video cables.
>> I caanot be certain that this cable is the same pinouts, but
>> Snapstream is competetn, so the thing is likely to work.
>>
>> There is a lot more helpful info at this site, including Windows-based
>> freeware apps, with source, to control the DirecTV satellite box over
>> the serial port.
>>
>> At 03:25 PM 6/3/2003 -0700, Jeremy Oddo wrote:
>> >John Klimek said:
>> > > Thanks for the help guys.
>> > >
>> > > The receiver I have is an RCA DRD430RG.  On the back it has a "low
> speed
>> > > data" port.
>> > >
>> >Am at work and can't see which box I have, but it's probably close in
>> model number to yours....
>> >
>> > > What exactly do I need to purchase?  I've built Super Nintendo LPT
>> adapters so I'm familar with DB25 adapters and such.
>> > >
>> > > I'm assuming I need a DB9F (9-pin female connector) connector and
>> a regular RJ45 connector.
>> > >
>> > > What I'm confused about is which pin goes to which color on the
>> RJ45 connector.
>> > >
>> >OK, this is what I did to slap something together *quickly* to test
>> it out.  I got a 9pin serial extention cable, cut one end off, got an
>> old phone cord, cut one end off, stripped wires and solders as below:
>> >
>> >Serial Pins     RJ-11 Pins
>> >-----------     ----------
>> >      5              1
>> >      2              2
>> >      3              4
>> >
>> >To find which wire is which, I used a circuit tester--took a minute
>> or
> so.
>> >  Of course, if you don't have a tester, it's a little harder :)  If
>> you
>> >need the actual COLORS, I can tell you tonight when I get home (if I
> still
>> >have my crib sheet laying around).  I *think* the color codes are
>> standard.
>>
>>
>>
>>
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>
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