Quartus II Settings File Reference Manual - Altera

6–266 Chapter 6: Fitter Assignments
PLL_IGNORE_MIGRATION_DEVICES
PLL_IGNORE_MIGRATION_DEVICES
Type
Forces the Compiler to ignore the migration devices when calculating the PLL
settings. Normally, the PLL is configured to work for all migration devices in addition
to the current device. When this option is enabled, the Compiler ignores the PLL
constraints for the migration devices, and only considers the PLL constraints from the
current device.
Boolean
Device Support
This setting can be used in projects targeting the following device families:
■ Arria GX
■ Arria II GX
■ Arria II GZ
■ Cyclone II
■ Cyclone III
■ Cyclone III LS
■ Cyclone IV E
■ Cyclone IV GX
■ HardCopy II
■ HardCopy III
■ HardCopy IV
■ Stratix II
■ Stratix II GX
■ Stratix III
■ Stratix IV
Notes
This assignment supports wildcards.
Syntax
set_instance_assignment -name PLL_IGNORE_MIGRATION_DEVICES -to -
entity
Quartus Settings File June 2012 Altera Corporation
Reference Manual