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Altera_Forum's avatar
Altera_Forum
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13 years ago

error occurs when i changed my FPGA

first, i used the Cyclone, my program ran correctly. then, i changed it to Cyclone IV, then the error occurs. some controlling order in my program is wrong, i have not changed my program. so ,...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

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when you changed the device, there should be a warning saying that your pin assignments will be gone.

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i changed, of course.

the problem is solved!!!

i changed my program in some details.

the error occurs in one of a state machines, but i can't talk it more detailed because of keeping secrets for my boss.

i still don't know there are differences when the same program runs in different FPGAs. can you give me some advice?