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Altera_Forum's avatar
Altera_Forum
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10 years ago

NIOS II SPI communication

Hi All! I've a problem with Nios SPI communication. I studied "Embedded Peripherals IP User Guide" but I didn't understand how to use alt_avalon_spi_command() function. I understood that an Avalon...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Thank you, you were so clear. I have another question please. What have I do to set NIOS in slave mode in SPI communication? I explane my problem. I have to load Cyclone V firmware into an external EPCQ128 with a microcontroller that communicates with NIOS via SPI. And so, I need to set my microcontroller as master, and NIOS as slave in SPI communication.