Achronix ACE Version 5.0 User Manual
Page 69
Editors
Chapter 3. Concepts
Tx PMA Driver Page
This page allows the customization of the Tx PMA Driver settings for the Interlaken wrapper.
Figure 3.31: Tx PMA Driver Page – Interlaken Configuration Editor
Tx PMA Driver Page Options
Option
Editable
Description
Transmit Amplitude
(mVdiff-pkpk)
Y
Defines the full-scale maximum swing of the driver
Cursor Level N
Y
Defines the total number of driver units allocated
to the sum of the driver taps.
Pre-Cursor Level N+1
Y
Defines the total number of driver units allocated
to the first pre-cursor
Post-Cursor Level N-1
Y
Defines the total number of driver units allocated
to the sum of the first post-cursor tap.
Post-Cursor Level N-2
Y
Defines the total number of driver units allocated
to the sum of the second post-cursor tap.
Slew Rate
Y
Tx driver Slew Rate control.
Tx User Control from Fabric
Y
Control PMA Transmit de-emphasis from fabric
Precursor Bit Amplitude
(mV)
((Cursor Level)+3-2*(Pre-Cursor
Level))/34*(Transmit Amplitude)
57
UG001 Rev. 5.0 - 5th December 2012