1. A control system for a modular conveyor having a motorized roller for moving objects on the modular conveyor and an object sensor for sensing objects on the modular conveyor, the control system comprising: a drive controller adapted to control a motorized roller in the modular conveyor; a communications port adapted to connect the control system to an address-based network, to send outgoing addressed data to other devices in the address-based network, and to receive incoming addressed data from the address-based network; and a logic system adapted to receive an input signal from one of the object sensor and the communications port, and to provide a roller control signal to the motorized roller according to the input signal.