The present disclosure describes systems and methods for arbitrating between a plurality of devices competing for a system resource. Operations of the system and method may include, but are not limited to: initializing two or more previous grant request states; generating an access grant signal according to the two or more requests for access to the shared resource, two or more token states and the two or more previous grant request states; and generating an access grant signal according to the two or more requests for access to the shared resource, two or more token states and the two or more previous grant request states.
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