Intel® Stratix® 10 Hard Processor System Technical Reference Manual

ID 683222
Date 11/28/2022
Public

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2.2.10.5. SPI Master Controllers

There are two master SPI controllers based on the Synopsys® DesignWare* Synchronous Serial Interface (SSI) controller that have a maximum bit rate of 60 Mbps each. The following features are offered:
  • Programmable data frame size of 4 - 32 bits
  • Supports full- and half-duplex modes
  • Supports up to four chip selects
  • Direct access for host processor
  • DMA controller may be used for large transfers
  • Programmable master serial bit rate
  • Support for receive sample delay
  • Choice of Motorola* SPI, Texas Instruments* Synchronous Serial Protocol or National Semiconductor* Microwire protocol