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Altera_Forum
Honored Contributor
Honored ContributorHelp with Altera Cyclone III AS configuration problems.
Hi, I've tried to make a development board for the Cyclone III, most of it works as far as I can tell without the FPGA. My problem is with the FPGA configuring after I have successfu...
Altera_ForumHonored Contributor
Honored ContributorMost likely is the JTAG pins left floating which stop the device from working, as Pete has mentioned. Also make sure the bottom metal pad on the FPGA package is grounded. Please check that each and every FPGA pin follow the rules listed in this document: https://www.altera.com/content/dam/altera-www/global/en_us/pdfs/literature/dp/cyclone3/pgc-01003.pdf
