Article ID: 000084120 Content Type: Error Messages Last Reviewed: 08/03/2023

Error (15629): Atom "comb~0" is dependent on unconnected input ports

Environment

  • Quartus® II Subscription Edition
  • Avalon ALTPLL Reconfig
  • BUILT IN - ARTICLE INTRO SECOND COMPONENT
    Description

    You may see this error when instantiating an Altera_PLL_RECONFIG megafunction in your Qsys system. 

    Resolution

    Change the following settings in the .qsf for your project:

    • set_global_assignment -name SYNTH_TIMING_DRIVEN_SYNTHESIS OFF
    • set_global_assignment -name ADV_NETLIST_OPT_SYNTH_WYSIWYG_REMAP OFF
    • set_global_assignment -name PRE_MAPPING_RESYNTHESIS OFF

     

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