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Altera_Forum
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15 years ago

Error: Can't access JTAG chain

When i try to program the FPGA cyclone III i get this error : error: can't access jtag chain error: operation failed. I am using a FPGA cyclone III .I would be able to program it a few months...
Altera_Forum's avatar
Altera_Forum
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15 years ago

If you can't access the JTAG chain, the primary reason could be connection problem or no power detected on the JTAG chain. Please check your JTAG header pins (and possibly connections). You might have mistakenly misplaced them.