Intel® Arria® 10 Hard Processor System Technical Reference Manual

ID 683711
Date 1/10/2023
Public

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20.4.4. SPI Master

The SPI master initiates and controls all serial transfers with serial‑slave peripheral devices. †

The serial bit‑rate clock, generated and controlled by the SPI controller, is driven out on the sclk_out line. When the SPI controller is disabled, no serial transfers can occur and sclk_out is held in “inactive” state, as defined by the serial protocol under which it operates. †