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, Arria 10, Cyclone IV, Cyclone V, MAX 10, Stratix IV, and Stratix V) families.

Scripting Information

Keyword:programmable_preemphasis

Settings:<integer>

Legal values: 0 - 3

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