Programmable Pre-emphasis logic option

A logic option that implements programmable pre-emphasis control to help compensate for high frequency losses.

This option is ignored if it is applied to anything other than an output or bidirectional pin, or a top-level design entity containing output or bidirectional pins.

This option is available for supported device (Arria^® V, Intel^® Arria^® 10 , Cyclone^® IV , Cyclone^® V , Intel^® MAX^® 10, Stratix^® IV, and Stratix^® V ) families.