Vending Machines Im Just getting started but it looks good sofar. https://github.com/netpipe/coin_acceptor – old code should update it soon https://github.com/netpipe/OSMMAC https://www.thingiverse.com/thing:3050863   dc step up transformer works well for converting 5v to 12v for the coin acceptor Its nice to convert these things to 5v power with a wallwart so they are CSA approved and … Continue reading vending machines