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Altera_Forum
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13 years ago

Cyclone IV configuration problem

Hi All, I have a problem with a Cyclone IV device not working correctly on my own hardware PCB. If I connect to the board using a USB blaster cable, Quartus can see the device correctly. I...
Altera_Forum's avatar
Altera_Forum
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13 years ago

in reply to gj_leeson> Thanks for the reply. Very interesting, as yes I am using a QFP-144 package which has the exposed pad underneath. I am just trying to ascertain from the gerbers if this pad is connected to ground or not, but I have a suspicion it might not be. I'll check it and report back here ..... if this is the problem, don't suppose there is a workaround other than modifying the board?

thanks, Waljit.