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Abstract

An electronic circuit including, a plurality of memory masters that access a memory, and an arbitration circuit that arbitrates between the plurality of memory masters requesting access to the memory. The arbitration circuit performs the following processing, when one of the plurality of memory masters has succeeded in accessing the memory, priority of the one memory master is decreased, and priority of the other one of the plurality of masters is increased, for each of the plurality of memory masters, a correction value to be applied to the priority is determined according to the number of accesses made to the memory during a certain past period, and permission to access the memory is granted to a memory master selected from along the plurality of memory masters according to the priority corrected by adding the correction value.

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First Claim