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Altera_Forum
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15 years ago

Help - nStatus won't release, EP3C5 custom board

I'm having trouble programming a Cyclone III on our custom board via JTAG. The nstatus pin won't release yet I can't find anything wrong with the voltages on the board. Could something else keep devi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

By the way, what you do mean by an unprotected JTAG interface?

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I don't see anything wrong, except that you use 3.3V without protection for the JTAG interface, which isn't recommended and could destroy the FPGA.

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