Article ID: 000080612 Content Type: Error Messages Last Reviewed: 08/02/2023

Warning(12620): Input port OE of I/O output buffer "~ALTERA_MSEL0,INIT_DONE~~obuf" is not connected, but the atom is driving a bi-directional pin

Environment

  • Intel® Quartus® Prime Pro Edition
  • BUILT IN - ARTICLE INTRO SECOND COMPONENT
    Description

    Due to a problem in the Intel® Quartus® Prime Pro Edition Software, you may see this warning message when the INIT_DONE signal is enabled on the SDM_IO pin, which also has an MSEL0 pin assigned to it. This warning message can be ignored. INIT_DONE, MSEL pins are implemented correctly in the design.

     

    Resolution

    This warning message exists for all configuration pins (not user pins) that are created by the tool for device families.

     

    Related Products

    This article applies to 2 products

    Intel® Stratix® 10 FPGAs and SoC FPGAs
    Intel® FPGA Configuration Devices