Patent ID: 8130785
Filing Date: 2012-03-06
Classification: G06F

Abstract:
1. A method of exchanging data between a plurality of stations connected by a bus system, the method comprising: repeatedly transmitting a reference message by a first one of the plurality of stations, wherein the reference message includes time information of the first one of the plurality of stations, wherein the reference message is transmitted over the bus system in at least one specifiable time interval; and defining a relative time at which a new reference message is expected at a latest time in each of the plurality of stations, each of the plurality of stations deciding, based on a respective identifier, whether to receive the reference and new reference messages, wherein the data in the reference and new reference messages includes the respective identifier which characterizes a respective portion of the data contained therein; wherein if an instantaneous message is recognized as a reference message, then the value from a buffer register is retrieved by a reference marker.