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Altera_Forum
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11 years ago

HPCII for DDR2 problem: Clock and initialization always low

Hello everybody. I ask some help for the use of HPCII. I am using this megafunction in full mode, with a ref clock for the pll of 125 mhz and an "out clock" for the memory of 167mhz. I have desabled...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

I tryed to use the HPCII with only one MT47H32M16CC-3 module, and all works fine, but if I use the megafunction with four MT47H32M16CC-3 modules and the MT47H32M8BP-3 module, the signal "local_init_done" is always low (I say it with the SignalTap).

Could someone explain me what could be the problem?

Thanks