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Altera_Forum's avatar
Altera_Forum
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14 years ago

how to auto-assign the pins

I am using Quartus 2, I have a project that includes Cyclone 4. I have complicated deserialization and many LVDS pins. I want the tool to auto assign the pins. Even though the source code is ready wi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
14 years ago

PLLs on altera FPGAs usually have dedicated input pins. From the pin assignment, it works out which PLL to place into, rather than the other way round.

Regardless, the clock pins will already be connected on the PCB, so you have to assign it mannually anyway (regardless of whether its Xilinx or Altera).