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Altera_Forum
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11 years ago

DPA Initial Phase in ALT_LVDS_RX core means what?

Hi all. I want to know that the setting about dpa_initial_phase (value:0 45 90 135 180 225 270 315 360) means the DPA circuit block will select a fixed shift phase(dpa_initial_phase) to sample ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

I think if you knew the relationship between clock and data(many cases you don't), you could have it start in a selection that's correct. Maybe that reduces the DPA lock time? Not sure.