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Altera_Forum's avatar
Altera_Forum
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18 years ago

DDR/DDR2 HP compiler - multiple devices

Hi, I am trying to drive two DDR devices from one instance. I have made the settings in the wizard, so I am getting two clock pairs, 2 cke's and so on. But the ras/cas/adress signals needs to ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
18 years ago

Hello,

unfortunately, I don't yet understand your requirements for the DDR core. Do you want to operate the two chips independently, e. g. read one at an address, write the other at a different address, or combined to a memory array, accessing them mutual exclusive, as usual with multiple memory modules in a computer, or simultaneously, which would mean nothing else but doubling the data width? Or in another way, I can't yet imagine?

Regards,

Frank