Altera Quartus II Settings File - Manual (Page 613)

INPUT_TERMINATION
Allows the Compiler to configure the on-chip termination (OCT) and impedance matching for an I/O
pin. OCT helps to prevent signal reflections and maintain signal integrity. This option is ignored if it is
applied to anything other than an I/O pad, input buffer, or output buffer.
Type
String
Device Support
This setting can be used in projects targeting any Altera device family.
Notes
This assignment supports Fitter wildcards.
Syntax
set_instance_assignment -name INPUT_TERMINATION -to <to> -entity <entity
name> <value>
Example
set_instance_assignment -name INPUT_TERMINATION "PARALLEL 50 OHM WITH
CALIBRATION" -to pin_name
See Also
IO_STANDARD OCT_CONTROL_BLOCK OUTPUT_OCT_VALUE
MNL-Q21005
2015.05.04
INPUT_TERMINATION 613
Quartus Settings File Reference Manual Altera Corporation
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