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Altera_Forum's avatar
Altera_Forum
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19 years ago

NIOS II addressing problem

I am having trouble with an SOPC builder component. I am using signaltap to try to debug it. I have a pointer to an address which I write to and then read from. But the address that is asserted is...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

Thanks for the reply.

I am looking at both the address coming from the NIOS and going to my peripheral. I have taken into account the bus-matching.

Also I have no data cache.

I have set up a simple component which passes through the NIOS cs, data, address lines. I have captured a read cycle in signaltap and can see that a read takes 2 clock cycles and half way through the lsb address latches through.