[Wear-Hard] 128x128pixel wristwatch -- possible display?

[Daniel Parrott Ashbrook]

http://www.sparkfun.com/commerce/product_info.php?products_id=712

$35 Graphic OLED Color Display 128x128

Works great. Got it connected to the parallel port at the moment
through the breakout board.


dan


On 4/6/07, DLP <waddletron2k at gmail.com> wrote:
> This watch is made in China, as well as a few other video watches, and they
> all play a very crappy video format called "NXV" or "NVX" or something like,
> or they play the very popular (among Chinese manufacturers) "AMV" format
> which is still pretty lousy.
> http://en.wikipedia.org/wiki/AMV_video_format
>
> Frame rates max out at about 16-24FPS and I don't know if it's a limitation
> on the LCD or a limitation on the decoder/lcd controller chip.
>
> If you buy them right, these things cost well under $100USD in the US. You
> just need to watch out for scammers as well as unscrupulous sellers who
> charge excessive amounts for shipping.
>
> Another sore issue I have with these watches is the fact that the Chinese
> electronics industry has taken to calling them "MP4 players" when they do no
> such thing. There is not a one of them decoding MPEG-4 video... not a single
> one. Cheap video players like this only play AMV format or similar.
>
> I would like to know if these can be hacked into a display as well. You
> would definitely need to replace the LCD controller with your own.
>
> If someone could refresh my memory about whether the pins are exposed or
> not, perhaps you could just use the PXA255 LCD controller on the Gumstix?
>
> The most reputable buyer I found for this watch was Thinkgeek.com but they
> have about a $40USD profit on the watch. If you order it from a Chinese
> distributor, please make sure you know exactly how much shipping is going to
> cost. And also google search the name of the business to find out if they
> are ripping people off. Do not bother buying from eBay, a lot of people lose
> money on scammers there.
>
> It would be more interesting to find who makes the OLED display (I think
> it's OLED). Surely one can get a sample from one of these manufacturers?
>
>
> On 4/6/07, Brian Chabot <brian at datasquire.net> wrote:
> > Steve Barr wrote:
> > > http://gadgetuniverse.com/product_detail.asp?SKU=TA+457
> > > I can't tell if it can play a live feed through the USB port, but
> > > perhaps the parts of the watch could be leveraged to make a wearable
> > > display device.
> >
> > It doesn't look like it.
> >
> > According to the FAQ, the watch is detected as a USB Mass Storage
> > device.  Also the battery life seems really crappy... about on par with
> > most cell phones.  I'm sorry... but I expect my watch to last a little
> > longer than 4 days.  (That's the time it'll go if you are just using the
> > watch function and not watching movies.)
> >
> > Brian
> >
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