Multi-Drop Bus / Internal Communication Protocol (original) (raw)
Multi-Drop Bus / Internal Communication Protocol (MDB/ICP) is the latest, US-European iteration of a multidrop bus computer networking protocol used within the vending machine industry, currently published by the American National Automatic Merchandising Association and supported by the and the . It is based on earlier protocols (also known as MDB in the US) dating back to at least the early 1990s.