USB cable hacking

2008-08-27 Thread Daniel Dadap
Hello Community,

I just bought a portable USB battery pack ( one of these:
http://apc.com/products/family/index.cfm?id=314 ) to use with my
FreeRunner so that I could keep tangogps running to log a track for me
during a bike ride. It worked quite well: I was able to keep the unit
powered on for over 12 hours and still had some juice left over to
make some phone calls at the end of the day. However, I noticed that
the FR was only drawing 100mA. I was sort of hoping that the battery
pack would emulate a USB host and negotiate current, but it looks like
it just has available power.

Anyway, I saw on http://wiki.openmoko.org/wiki/USB_charger that the
included AC adapter has a 47.5 kOhm resistor betwen ID and GND. Like
many other people on this list, I have dozens of USB A to Mini-B
cables cluttering the house, and I figured it might be a neat idea to
cut a cable, splice it short (about 20cm or so), and add a resistor.
This cable would be used only for charging with the battery pack. I
don't like the idea of having to switch the FR to force fast charge,
possibly forgetting to switch it back before plugging it into a
computer, and possibly destroying the USB port on the computer and/or
the FR. A dedicated charging cable would make this simpler.

Problem is, the ID pin apparently exists only on the Mini-B connector,
and doesn't have a corresponding wire inside the USB cable. Has
anybody on the list done USB connector hacking, and have any tips on
how to get a resistor in there without interfering with plug in
operation?

Also, what part of the software exactly is responsible for charger
detection? I guess another possibility is to hack the software to
recognize shorted data pins as a charger. I have another device with a
charger that identifies itself by shorted data pins, but more
importantly, shorting the data pins is a much easier mod to perform on
a USB cable.

I suppose the easiest option would be to cut off the end of a FR
charger (or other compatible charger with a resistor across GND and
ID) and splice it with a USB cable... but I would like to hear other
suggestions that people may have.

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Highest order number shipped? (Was Number of GTA02s ordered)

2008-07-10 Thread Daniel Dadap
Steven Kurylo [EMAIL PROTECTED] wrote:

I think you're pretty low.  In another thread someone said their OM
store tracking number was 1087.  Mine is in the 1600s.  While there
are some assumptions there, it strongly indecates they've shipped 600
from their store alone.

Has yours shipped yet? Our 10-pack is order #2267. I wonder how many they ship 
a day.

I wonder what the highest order number shipped yet is... Anyone get a ship 
confirmation last night? If you think you have a high number, what was it?



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Re: ATT SIM problems

2008-06-25 Thread Daniel Dadap
Thanks, Vinc. What worried me was the fact that the trouble ticket
isn't closed yet, and there's no positive confirmation that ATT SIMs
work now that I have found. I e-mailed Michael; hopefully he'll have
the answers.

(Also, sorry to everybody for posting twice. For whatever reason my
message didn't go through when I posted it the first time. I re-posted
several hours later, only to discover that my original message made it
several hours after that.)

 From: Vinc Duran [EMAIL PROTECTED]
 It looks like there's more information on this bug here
 http://wiki.openmoko.org/wiki/Community_Updates, scroll down to
 Delivery of a GSM firmware update for the 3G SIM bug. From this I'd
 think [EMAIL PROTECTED] would know more.

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ATT SIM Compatibility in FR

2008-06-24 Thread Daniel Dadap
Sorry if this question has been asked before, but I have noticed that
there seem to be issues with ATT SIM cards and the Neo1973.
(http://bugzilla.openmoko.org/cgi-bin/bugzilla/show_bug.cgi?id=666)

Have they been resolved in the FreeRunner?

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ATT SIM problems

2008-06-24 Thread Daniel Dadap
Sorry if this question has been asked before, but I have noticed that
there seem to be issues with ATT SIM cards and the Neo1973.
(http://bugzilla.openmoko.org/cgi-bin/bugzilla/show_bug.cgi?id=666)

Have they been resolved in the FreeRunner?

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