Arria V Hard Processor System Technical Reference Manual

ID 683011
Date 12/02/2022
Public
Document Table of Contents

20.5.6. DMA Controller Operation

To enable the DMA controller interface on the SPI controller, you must write the DMA Control Register (DMACR). Writing a 1 to the TDMAE bit field of DMACR register enables the SPI controller transmit handshaking interface. Writing a 1 to the RDMAE bit field of the DMACR register enables the SPI controller receive handshaking.†