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Altera_Forum's avatar
Altera_Forum
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10 years ago

Cyclone IV - RC on nCONFIG to delay nCONFIG rise

I have a design that I've ran into a config problem on 2 out of about 100 boards so far where the FPGA won't load from a M25P40 after being successfully programed with a USB Blaster. The first board...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
10 years ago

Never mind. The assembler missed the pull down resistor on nCE. It works much better now as designed.