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Altera_Forum
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18 years ago

Cyclone III AS configuration bizarreness

I am using a cyclone III (EP3C25F324C8N) with an EPCS16 configuration device. I am programming the configuration device through the FPGA with the serial flash loader. The problem is that the Cyc...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

Hello,

sorry for leading you in the wrong direction. 30 mm distance is effectively no distance for this kind of signals, with proper ground and supply, I can't see any reason your design may be responsible for. In this case, I think it's an Altera chip design problem related to Cyclone III or EPCS. One may be able to see it with active probes, but Altera should take care about.

Best regards,

Frank