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does anybody know how to convert a digital lcd keyring into a small tv or possibly a head mounted display? thanks Answered


You would need a device to drive a video signal to it at the correct resolution. That would be a lot of work to build and hard to find.


thanks guys. thanks for your help.

<a href="http://hackaday.com/2009/10/06/doom-on-a-picture-key-chain/">hackaday.com/2009/10/06/doom-on-a-picture-key-chain/</a><br />

Someone posted on hackaday playing doom on a small embedded computer that 'spoke' keychain.  It was a LOT of extra work.