Vending Machine

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i3 Vending machine:


Bill acceptor - The controller that recognizes bill images might need to be updated or replaced

Payments -Cash (see bill acceptor) - RFID, debit the members account and invoice them through e-mail and let the Treasure know of payment due or overdue. - Credit card, bill the credit card via amazon or paypal. - Bar code and passkey. Buy it online and get a QR code and passkey in your email. Scan the QR code and enter the passkey and it will vend the product. It will reserve at least one item they bought online.


Network

- TCP/IP over ethernet with a server backend that processes and logs purchases.
- How to handle encryption of transactions? 


Power

- How do we add functionality yet keep the power requirements low?
*embedded ARM based computer?
*Beefy microcontroller?

Security - Webcam linked to tilt/ shake sensor. Take picture of someone shaking the machine, post it online for ridicule