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Armv8-M Barriers and Synchronization User Guide

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Armv8-M Barriers and Synchronization User Guide

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Introducing Armv8-M Barrier and Synchronization

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1.21: Instruction Synchronization Barrer (ISB)

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1.23: Data Synchronization Barrier (DSB)

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1.24: Error Synchronization Barrier (ESB)

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1.3.1: Shared memory communication between processors

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1.3.2: Shared memory communication to peripherals

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1.3.3: Setting processor control registers

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1.3.7: Debug authentication and barriers

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2.2: Armv8-M exclusive access instructions

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2.4: Load-Acquire Exclusive and Store-Release Exclusive instructions