Pll_optimize_phase_shift_for_timing – Altera Quartus II Settings File User Manual

Page 692

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PLL_OPTIMIZE_PHASE_SHIFT_FOR_TIMING

Allows the Fitter to set the phase shift of a PLL output counter, and hence the phase shift of its generated

clock, to improve timing for all edges affected by this clock. Apply multicycle timing exceptions to paths

between the generated clock and other clocks in the design to avoid timing violations.

Type

Boolean

Device Support

This setting can be used in projects targeting any Altera device family.

Notes

This assignment supports Fitter wildcards.
This assignment is included in the Fitter report.

Syntax

set_instance_assignment -name PLL_OPTIMIZE_PHASE_SHIFT_FOR_TIMING -to <to> -
entity <entity name> <value>

692

PLL_OPTIMIZE_PHASE_SHIFT_FOR_TIMING

MNL-Q21005

2015.05.04

Altera Corporation

Quartus Settings File Reference Manual

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