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Nasty Chinese USB flash.
http://forum.hddguru.com/viewtopic.php?f=10&t=28411
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Author:  pcimage [ April 15th, 2014, 10:14 ]
Post subject:  Nasty Chinese USB flash.

I though I'd seen it all, with micro SD cards soldered to USB board and crap like that, but this is a new one on me....

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Author:  Nicky [ April 15th, 2014, 10:36 ]
Post subject:  Re: Nasty Chinese USB flash.

Wow Let us see the bottom of chip and results.

Thanks for the pic.

Author:  pcimage [ April 15th, 2014, 10:42 ]
Post subject:  Re: Nasty Chinese USB flash.

And on removing the monolith SD....

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Author:  HaQue [ April 15th, 2014, 20:32 ]
Post subject:  Re: Nasty Chinese USB flash.

Dang I wish I could stumble apon these! I have been buying from dodgy looking ebay sites for ages trying to get some interesting devices and all I can seem to get is ones with Alcor controllers pretending to be others and some really dodgy IDE branded ones that I cant find out anything about them.

But if the device works, and is advertised capacity and is also a decent speed.. does it really matter if it is an SD in there.. I doubt consumers would care or even know it was not usual.

does it work? maybe after recovery you could try h2testw on it?

BTW could you post a pic of other side and/or say controller number?

thanks for posting :)

Author:  pcimage [ April 16th, 2014, 3:59 ]
Post subject:  Re: Nasty Chinese USB flash.

Photo of chip side.....

Controller is AU6989SNHL

Nope, it doesn't work!

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Author:  pcimage [ April 16th, 2014, 4:07 ]
Post subject:  Re: Nasty Chinese USB flash.

And with the monolith SD...

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Author:  arvika [ April 16th, 2014, 5:10 ]
Post subject:  Re: Nasty Chinese USB flash.

I have such case about two years ago. Really crazy solution :)

Author:  HaQue [ April 16th, 2014, 5:23 ]
Post subject:  Re: Nasty Chinese USB flash.

I wonder if the SD cards were tested and failed at a controller level, but NAND was ok, and they decided to cut wastage/save on NAND chips and solder the SD directly to the PCB using same pinouts we normally would wire to adapter?

Using it this way, the speed should be same as any other USB device, shouldn't it?

BTW how did recovery go? :-)

Author:  pcimage [ April 16th, 2014, 7:28 ]
Post subject:  Re: Nasty Chinese USB flash.

So far, OK.

I got the monolith connected up and read (Sergey @ Soft Center had to make new config for NAND reader, odd page size), found layout and ECC.

Correcting ECC (lots of, and presumably why the stick failed) now....

Author:  pcimage [ April 16th, 2014, 8:01 ]
Post subject:  Re: Nasty Chinese USB flash.

Data recovered :-)

Author:  HaQue [ April 16th, 2014, 8:21 ]
Post subject:  Re: Nasty Chinese USB flash.

Well done :)
I hope you get to keep the drive as a souvenir.. unless you aren't as obsessed, I mean interested in Flash as I am ;)

Author:  GreyDKang [ April 18th, 2014, 6:13 ]
Post subject:  Re: Nasty Chinese USB flash.

pcimage wrote:
Data recovered :-)

It had 8bit nand?

Author:  pcimage [ April 18th, 2014, 12:42 ]
Post subject:  Re: Nasty Chinese USB flash.

GreyDKang wrote:
pcimage wrote:
Data recovered :-)

It had 8bit nand?


Yes, that's right. Luckily :-)

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