ofxVending

Here’s an addon for interfacing with a vending machine.

https://github.com/astellato/ofxVending

A product of this project:

http://forum.openframeworks.cc/t/arnie-loves-beer/8034/0

Remember that you will need a piece of hardware which will turn MDB (the vending machine protocol) into a regular serial stream. Personally I have used Upstate Networks PC2MDB, but other solutions are probably viable.

Enjoy,

a.stellato