[tech] Note Reader

[mitch at ucc.gu.uwa.edu.au]

Someone mentioned we did, I cant find it anywhere.

Quoting "Adrian Chadd" <adrian at ucc.gu.uwa.edu.au>:

>
> Don't we have a note reader? Or is it pre-plastic notes?
>
>
>
> adrian
>
> On Sat, Sep 05, 2009, mitch at ucc.gu.uwa.edu.au wrote:
>> Hi All.
>>
>> Is anyone interested in coming to UCC to design a Note reader for
>> dispense, I have a few ideas in mind on how to do it but require some
>> assistance.
>>
>> Anyone Keen for later today or tonight?
>>
>> Idea:
>> Grid of 6~ LDR's with white light on base projecting thru note,
>> Depending on the amount of light received on the flip side determines
>> what note it is, Its Sorta foolproof as Plastic/Paper will allow
>> more/less light through. And a small motor to pull the note in/out, PIC
>> or AVR to check the light levels of each LDR.
>>
>> Pretty simple really...
>>
>> Mitch
>