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Honored Contributor

7 years ago

Custom Instruction accessing SDRAM

Hello I am currently trying to update a memory location content inside SDRAM from a custom instruction(function called from nios ii). From what I understand, I need to use avalon memory mapped ...

Altera_Forum

Honored Contributor

7 years ago

Plus, this is not how you construct a Nios custom instruction. There are certain ports you need to use (not standard Avalon) and you connect it to the Nios's custom instruction master interface. See this online training:

https://www.altera.com/support/training/course/oniicus.html

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Custom Instruction accessing SDRAM

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