Using the Dual Quad Mode - 3.2 English

PG153 AXI Quad SPI Product Guide

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3.2 English

The Enable Dual Quad Mode parameter is applicable only (UltraScale™ and future devices) in following configuration of the IP core.

Master mode

STARTUP enabled

SPI mode is QUAD

Number of slaves is 2

When this parameter is enabled, the IP core has two SPI interfaces. IP is connected to two flashes/SPI slave devices as shown in This Figure.


Figure 3-2:      Dual Quad Mode

X-Ref Target - Figure 3-2


Traffic to SPI slaves can be controlled using the slave select register (SPISSR).