Intel® Arria® 10 Hard Processor System Technical Reference Manual

ID 683711
Date 1/10/2023
Public

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2.2.6.2. Quad SPI Flash Controller

The quad SPI flash controller is used for access to serial NOR flash devices. It supports standard SPI flash devices as well as high-performance dual and quad SPI flash devices. The Quad SPI flash controller is based on the Cadence Quad SPI Flash Controller and offers the following features:

  • Supports SPIx1, SPIx2, or SPIx4 (Quad SPI) serial NOR flash devices
  • Supports direct access and indirect access modes
  • Supports single, dual, and quad I/O instructions
  • Support up to four chip selects
  • Programmable write-protected regions
  • Programmable delays between transactions
  • Programmable device sizes
  • Support eXecute-In-Place (XIP) mode
  • Programmable baud rate generator to generate device clocks