Nios® II Processor Reference Guide

ID 683836
Date 10/22/2020
Document Table of Contents The RD Flag

Setting the RD flag signifies that an MPU region read operation should be performed when a wrctl instruction is issued to the mpuacc register. Refer to the MPU Region Read and Write Operations section for more information. The RD flag always returns 0 when read by a rdctl instruction.

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