Dual Quad SPI Mode - 3.2 English

PG153 AXI Quad SPI Product Guide

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3.2 English

In Dual Quad SPI mode, the core has two SPI interfaces. This mode can be enabled only in UltraScale devices, when the mode is Quad, STARTUP is enabled and the number of slaves is 2. This feature can be used to access two slaves; slave selection can be done via register configuration.