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Altera_Forum's avatar
Altera_Forum
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14 years ago

Excalibur FPGA JTAG Issues

Hey all, I'm working on a legacy project that is using an EXPA10 FPGA with an ARM922T processor built in. I'm currently trying to program it via JTAG, but when I scan the chain, It comes up sayi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

I have a feeling of that to, but what's interesting is that I have another board (golden unit that has been programmed, not by us thou) that actually detects the JTAG chain just fine.

At any rate, when I use jtagconfig, the response I get is

'1) ByteBlasterMV [LPTL1] "ByteBlasterMV or ByteBlaster II"

Unable to read device chain (JTAG chain broken)