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Altera_Forum's avatar
Altera_Forum
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21 years ago

JTAG chain debug

I want to JTAG debug. I read document of NiosII Flash Programmer user guide. When doing JTAG chain and wanting to debug, it sets chain by the setting of mk_target_board. Because three chain...
Altera_Forum's avatar
Altera_Forum
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21 years ago

You need to be more specific about your system before I can comment further. Posting the exact error message you get would be good too.

But the case where you have multiple chips on the same JTAG chain, each with one or more Nios II processors in it, should work. Please ensure that the instance ID (set in SOPC builder) for each processor is different as that is used by the sofware when connecting to the processor.