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Altera_Forum
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16 years ago

nios II processor not responding after high performance sdram controller addition

Hi all! I'm using the nios II v9.1 in my work and run my projects on the Cyclone III evalution board. It's allright if I use any design without sdram. But every time I add a high performance sdram...
Altera_Forum's avatar
Altera_Forum
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16 years ago

The most usual cause for the message you are receiving is stuck clock or reset to the SoPC system. Additionally, I believe if the altmemphy instance is not able to initialize the DRAM properly, I believe it will keep it's reset to the system asserted permanently.

Jake