Altera Quartus II Settings File - Manual (Page 35)

ALLOW_POWER_UP_DONT_CARE
Causes registers that do not have a Power-Up Level logic option setting to power up with a don't care
logic level (X). A don't care setting allows the Compiler to change the power-up level of a register to
minimize the area of the design.
Type
Boolean
Device Support
This setting can be used in projects targeting any Altera device family.
Notes
This assignment is included in the Analysis & Synthesis report.
Syntax
set_global_assignment -name ALLOW_POWER_UP_DONT_CARE <value>
Default Value
On
Example
set_global_assignment -name allow_power_up_dont_care off
See Also
Power-Up Level
MNL-Q21005
2015.05.04
ALLOW_POWER_UP_DONT_CARE 35
Quartus Settings File Reference Manual Altera Corporation
Send Feedback