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Altera_Forum
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16 years ago

Fast POR AS configuration of Cyclone 3

Hi There, I'm working on a design that utilizes EP3C5E144I7 and EPCS4. I fabricated a board that uses active serial programming (fast POR) via in circuit byte blaster programming. I copied th...
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Altera_Forum
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16 years ago

Upon further inspection it looks like all the jtag pins on the cyclone were left floating. Is it possible that by not explicitly disabling the jtag circuitry that I'm unable to get the FPGA to properly configure itself from the EPCS4 using AS?