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Altera_Forum's avatar
Altera_Forum
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10 years ago

Read/Write to HPS qspi flash from FPGA

Hi Everybody, I am trying to write/read to/from HPS qspi flash from FPGA on the SoCKit board from Terasic. Is there any tutorial to do so? I didn't find any megafunction I can include as ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

you don't need to access HPS pins from FPGA.

You need to connect the FPGA to the HPS with an Avalon bus bridge

once you boot the HPS to a state where the flash is at know address and the bridge is active, you can use the avalon bus to access the Flash.