Altera Quartus II Settings File - Manual (Page 700)

PROGRAMMABLE_PREEMPHASIS
Implements control of programmable pre-emphasis, which helps 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.
Type
Integer
Device Support
This setting can be used in projects targeting any Altera device family.
INTEGER_RANGE
0, 3
Notes
This assignment supports Fitter wildcards.
This assignment is included in the Fitter report.
Syntax
set_global_assignment -name PROGRAMMABLE_PREEMPHASIS -entity <entity name>
<value>
set_instance_assignment -name PROGRAMMABLE_PREEMPHASIS -to <to> -entity
<entity name> <value>
set_global_assignment -name PROGRAMMABLE_PREEMPHASIS <value>
Example
set_instance_assignment -name PROGRAMMABLE_PREEMPHASIS 0 -to pin
See Also
IO_STANDARD
700 PROGRAMMABLE_PREEMPHASIS
MNL-Q21005
2015.05.04
Altera Corporation Quartus Settings File Reference Manual
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