Knowledge Base Article

What is the state of HPS I/O pins in Cyclone V SoC and Arria V SoC device pins during cold and warm resets?

Description
Hard Processor System (HPS) I/O pins on Cyclone® V SoC and Arria® V SoC devices are tristated during cold reset.  At warm reset, these I/O pins retain their configuration.
Updated 2 months ago
Version 3.0
cyclone® v fpgas and socs
troubleshooting
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