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Altera_Forum's avatar
Altera_Forum
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9 years ago

Can't get the proper data from custom component through IORD(from io.h file) macro.

Hello, I have designed a MM slave component which includes 2 conduit interface and a 8 bit register and I want to read data from that register but some how I can't get the data. The simulati...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
9 years ago

The 'IORD' command is all you need if you only want a read operation. How are you checking that the read signal doesn't go high? SignalTap? or with an oscilloscope with read taken to an external pin?

You're going to have to post much more of your project's code if we're to help with this. How is your Nios connected to your slave?

Cheers,

Alex