9.3.26 Pre-Emphasis

The pre-emphasis rate is the amount of rise or fall time an input signal takes to get from logic low to logic high or vice versa. It is commonly defined to be the propagation delay between 10% and 90% of the signal's voltage swing. Possible values are shown in the following table.

Table 9-6. Pre-emphasis Values and Descriptions
Value Description
NONE Sets to none (default)
MIN Sets to minimum
MEDIUM Sets to medium
MAX Sets to maximum