Patent ID: 6356557
Filing Date: 2002-03-12
Classification: G06F,H04L

Abstract:
An inter-board communication system where a master on a first board polls a plurality of users on at least one second board for allowing individual users to receive ATM data across an interface between said first board and said at least one second board substantially according to a UTOPIA protocol, comprising:a) a clock; b) an address bus coupled to said first board and said at least one second board; c) address means on said first board and coupled to said address bus for placing addresses on said address bus, each address for two immediately adjacent cycles of said clock, and for thereby polling the users on said at least one second board regarding their availability to receive data; d) a data bus coupled to said first board and said at least one second board; e) means on said first board for placing ATM cell data onto said data bus according to said clock, wherein said address means places addresses on said address bus while said means for placing ATM cell data places the ATM cell data onto said data bus.