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Altera_Forum
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15 years ago

ALTMEMPHY Debug GUI: Fails Read Resynch Phase Cal Rst

I'm debugging a DDR2 SO-DIMM design that doesn't work (the example top design seemingly doesn't do anything). I enabled the debug interface per the EMI handbook (debug section) and ran the Debug GUI....
Altera_Forum's avatar
Altera_Forum
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15 years ago

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Rup/Rdn is required, the OCT is calibrated of them. Cal block is required too.

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thank you. will the lack of cal block and resistors result in the error I'm seeing? Is there any way to make my ddr2 interface work without the resistors or will I need to respin the board?