[sudo-discuss] Tamale's USB pins fell out D:

Andrew andrew at roshambomedia.com
Fri Mar 22 09:44:59 PDT 2013


>From what I understand it's a direct serial connection.. check the code to
see what pins it's communicating on.


On Fri, Mar 22, 2013 at 9:38 AM, <hol at gaskill.com> wrote:

> If we can get the schematic for the connections (Andrew? Jae? if I
> recall?), I'll make an enclosure and wiring harness at the microcontroller
> meetup tuesday 3/26.  An enclosure for the doorman might be good too if
> that hasn't already been done.  Manifesting scrap plywood and sheet metal...
>
> Cheers,
> Hol
>
>
> Mar 22, 2013 03:19:32 AM, anon195714 at sbcglobal.net wrote:
>
> >Re. the wires were "very loosely attached":  Ouchie!, sorry to hear it.
> >
> >This is a textbook case for why craft & trade skills are important: to
> >build stuff that's robust and reliable, not fragile and easily broken.
> >
> >These skills can't be learned from a textbook, they have to be learned
> >hands-on, by building stuff and seeing how it breaks and then fixing it
> >so it won't break the next time.
> >
> >What do to about the broken door-contraption:  Take the broken stuff
> >over to Al Lasher's Electronics on University Ave. in Berkeley and ask
> >them how to make the splices & connections to be strong.  They'll
> >happily tell you what's needed, teach you some useful information about
> >how to do it, and sell you a small handful of inexpensive parts to do
> >the job the right way.  Plastic electronics enclosures ("black boxes"),
> >multi-pin connectors, cable strain-reliefs, etc. etc., all belong on
> >every hacker's workbench.
> >
> >Whoever built the contraption in the first place should do this since
> >they know where the wires are supposed to go, and will benefit most from
> >learning how to fix it so it's robust.
> >
> >Over time we'll also end up with a generic parts bin full of misc. bits
> >& bobs, from the obvious ones such as resistors & capacitors, wire
> >connectors and toggle switches etc., to the obscure odd bits that nobody
> >ever expects to need but save the day when building one thing or
> >another.   One good way to store those kinds of doodads is with one of
> >those "organizer" things that's basically a rectangular metal box full
> >of little clear plastic drawers with movable dividers.
> >
> >There used to be some excellent electronics stores in Oakland,
> >especially back in the day when the military bases were in operation.
> >Those places are gone now, and the last remaining real electronics
> >store, staffed with people who know how to build stuff and who can make
> >recommendations, is Al Lasher's in Berkeley.
> >
> >If anyone in the Amateur (HAM) Radio scene still builds any of their
> >equipment from scratch, they could also come in and teach some of the
> >relevant skills.
> >
> >-G.
> >
> >
> >=====
> >
> >
> >On 13-03-21-Thu 11:32 PM, Yardena Cohen wrote:
> >> Tamale is our door controller, as you probably know. It controls the
> >> doorknob by a USB cable. The cable is spliced in two wires which were
> >> apparently VERY LOOSELY attached to two pins on the raspi. In the
> >> process of running ethernet cable from the crawlspace, we accidentally
> >> knocked into tamale and both the wires came loose. We don't know how
> >> they were attached! We'll try trial & error, but it would be very
> >> helpful if someone could help us, who actually put it together in the
> >> first place. How ironic that we finally get the outer door connected,
> >> and then we break the inner door.
> >>
> >> tl;dr could tamale's makers please help us fix the USB pins?
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> >> http://lists.sudoroom.org/listinfo/sudo-discuss
> >>
> >
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-- 
---------
Andrew Lowe
http://www.lostways.com
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