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Altera_Forum's avatar
Altera_Forum
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13 years ago

problem in signaltap

Hello friends, I'm a newbe in signaltap tool in Quartus II. I can configure the signaltap to see input/output pins changes. But when I want to see the changes of registers of my design, it ju...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

hi there,

seems like the register you intended to monitor in SignalTap has been optimized "away" by the compiler (in fact the register is not really missing, but not referenced to by the name you think it is...). Thus the signal content cannot be shown in SignalTap. Nevertheless this is just (my) good guess based on the information given.

To be sure the best would be to archive the Project and add it to the thread to check this...