QuLink sits between your server and your machines. Your platform sends API commands — QuLink boards handle MDB, pulse, relay, serial, and QR payment triggering on the machine side, then push results, telemetry, and events back to your cloud. Built for system integrators, machine operators, payment apps, and OEMs who want to connect machines to their own backend — without rewriting protocols or switching platforms. QuLink handles: · MDB, pulse, relay, UART, RS485 and serial interfaces · Commands: start_session, trigger_relay, dispense, unlock, stop · Machine data: telemetry, vend results, fault alerts, session logs · QR payment trigger flow for scan-to-start machines · OEM board customization for volume deployments Your cloud, your payment system, your app logic. QuLink handles the machine side.

QuLink

API control layer for vending & unattended machines

API control layer for vending & unattended machines