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Altera_Forum's avatar
Altera_Forum
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15 years ago

can not verify DDR SDRAM write activity using SignalTap

Dear all, My test SDRAM program works good in Nios II, but I can not verify write activity using SignalTap, anyone can help? I am using Cyclone III starter kit, the given example "Hello ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

The same problem happens again and again? do I have anything wrong with signalTap? Even before I input write address in Nios, haven't run the IORW function yet, there are already a lot of local_write_req pulses available and captured by SignalTap.

Anyone have successful experience?