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Altera_Forum
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17 years ago

Using SODIMM DDR2 module on Cyclone 3

Hi All, Hope someone can help. I'm just trying to establish the feasibility of using a SODIMM memory DDR2 memory module (e.g Micron MT16HTS25664H) with a Cyclone III FPGA (EP3C40F484C6 o...
Altera_Forum's avatar
Altera_Forum
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16 years ago

I guess you could build a bridge that would map some part of the DDR address space into the 31 bits that the Nios can access. Permanently map the bottom 512Mb of the address space to the bottom of the DDR memory, then have a few control bits to select which 512Mb page of the DDR is available in the top half.