SERIAL BUS SYSTEM FOR USE IN ELEVATORS AND OTHER LIFTING APPARATUS OR THE LIKE

摘要

A serial bus system for control and/or signaling devices of elevators and other lifting apparatus or the like, wherein the control and/or signaling devices generate and/or are adapted to receive pulses coded according to a serial protocol, characterized in that said protocol provides single-wire, non differential low-frequency transmission referenced to a single common ground.