EP4SE360F35I4 Datasheet, PDF (296/432 Pages) Altera Corporation – This section provides a complete overview of all features relating to the Stratix IV device family, which is the most architecturlly advanced

8–16
Chapter 8: High-Speed Differential I/O Interfaces and DPA in Stratix IV Devices
Differential Transmitter
Programmable Pre-Emphasis
Four different settings are allowed for pre-emphasis from the Assignment Editor for
each LVDS output channel. Table 8–9 lists the assignment name and its possible
values for programmable pre-emphasis in the Quartus II software Assignment Editor.
Table 8–9. Quartus II Software Assignment Editor
To
tx_out
Assignment name
Programmable Pre-emphasis
Allowed values
0, 1, 2, 3
Figure 8–11 shows the assignment of programmable pre-emphasis for a transmit data
output port from the Quartus II software Assignment Editor.
Figure 8–11. Quartus II Software Assignment Editor – Programmable Pre-Emphasis
Stratix IV Device Handbook
Volume 1
September 2012 Altera Corporation