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Altera_Forum
Honored Contributor
16 years agoI/O standard of cyclone III device EP3C55 bank 1
Hi, I am using cyclone iii device EP3C55, and assigned pins(DDR2-SDRAM) in bank 1 to sstl-18 class i I/O standard, but Quartus II shows the error messages like this: error: I/O bank 1 cannot sel...
Altera_Forum
Honored Contributor
16 years ago --- Quote Start --- I guess, you are using AS configuration scheme, that also uses B1? --- Quote End --- Actually yes, isn't it right? what kind of AS configuration scheme shall I use? Thanks.