Arbiter for queue management system for allocating bus mastership as a percentage of total bus time

摘要

An arbiter ( 7 ) is provided for a QMS having multiple queue users ( 5 A to 5 D), each having real time requirements for mastership of a bus ( 31 ). The arbiter ( 7 ) is arranged so that the amount of time that each queue user ( 5 A to 5 D) can gain bus access is a percentage of the total bus time.