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Altera_Forum
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9 years ago

Controlling HPS pins from FPGA using Cyclone 5

Hi, I am trying to blink a LED which is connected to the HPS from a button connected on the FPGA. I have built the Qsys design and Loaned the I/O desired pins to the top level entity, then by s...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

Hi, do you update the preloader on the device? Note that the Pin Mux for the IO is located within the HPS - as such you will need to update the preloader once you set a Loan I/O to the HPS.