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Aravindpb's avatar
Aravindpb
Icon for New Contributor rankNew Contributor
7 years ago

Error: Can't access JTAG chain

using cyclone v quartus prime lite 16.0 I has been trying to program FPGA but the code is not dump showing some error like can't access JTAG But i tried in another fpga board code have dumped suc...
AnandRaj_S_Intel's avatar
AnandRaj_S_Intel
Icon for Regular Contributor rankRegular Contributor
7 years ago

Hi @Aravindpb​

The issue may be due to

  1. JTAG header pins. Check your jtag header pins for ground short or misplacing it.
  2. Power supply. check the power supplies and its connection are following the recommended values as stated in the respective device handbook.
  3. pull-up & pull-down connected to the JTAG pins are following the recommended values as stated in the respective device handbook.

Check the link which address the issue

https://www.intel.com/content/www/us/en/programmable/support/support-resources/knowledge-base/solutions/rd03312011_647.html

Let me know if this has helped resolve the issue you are facing or if you need any further assistance.

Best Regards,

Anand