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Altera_Forum
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19 years ago

On-Chip Memory Access

I am currently designing a dual processor system. One of the processors is a NIOS and the other is external to the FPGA and is a Freescale Coldfire. I have a requirement for both of the proces...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
19 years ago

BD

Thanks for the reply. This was exactly what i was hoping for. I am now looking into using the application note to do as you have suggested.

I assumed i would need to use dual port ram initially however i dont need "traditional" dual port ram. I only need to write to the ram from the coldfire and read from the NIOS.

Therefore i think a single port ram with some bespoke arbitration circuitry is a potential way forward. Thanks again for your help.

Paul