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Altera_Forum
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8 years ago

jtag debugger dosen't finds the connected cyclon ll processor

Hi I am using cyclon ll processor and Nios2 13.0 IDE. I have started facing a problem that my USB blaster doesn't recognize the hardware. When i did jtagconfig -d 1) USB-Blaster [USB-0] Un...
Altera_Forum's avatar
Altera_Forum
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8 years ago

Unfortunately, the JTAG buffers I'm referring to are in the Cyclone II device. If the board no longer auto-detects (but previously did) then one or more of the four JTAG pin input/output buffers is likely to have failed. This is most likely due to static damage or accidentally over-driving them.

Cheers,

Alex