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Altera_Forum
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16 years ago

Arria II GX refclk pins

Hi there, Is there any assignment I need to set when I use the refclk pins as clk inputs? I am using EP2AGX65CU17C6 device. We connected a differential clock input to pin M19 and M20, which is ...
Altera_Forum's avatar
Altera_Forum
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16 years ago

Setting the refclk_p in pin planner should be sufficient, as with any other differential clock or user IO pin. I wonder if LVDS is correct for refclk or if it should use PCML standard.