Blog · Engineering notes
The engineering behind self-service.
Notes on protocols, telemetry and hardware independence — written for the operators and OEMs who run and build the machines, in the language of engineering, not sales.
- Why hardware independence matters for vending operators When your platform is welded to one terminal brand, the vendor's roadmap becomes your roadmap. Hardware independence is what keeps the software you rely on from being held hostage by the box it runs on. Read the post
- Executive protocol explained Before MDB there was Executive — the serial protocol still living inside a huge installed base of coffee and beverage machines. Here is how it works and why a platform has to speak it. Read the post
- What is the MDB protocol? MDB (Multi-Drop Bus) is the serial standard that lets a vending machine talk to coin changers, bill validators and cashless terminals. Here is how it actually works. Read the post