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Ulrich's avatar
Ulrich
Icon for New Contributor rankNew Contributor
4 years ago
Solved

PCIE Reset

I am using a STRATIX 10 1GS040HH3F35E3VG with Quartus Prime Pro version 21.4. I locked the npor_pin_perst of pcie hip to IO pin AP26, which is labelled as ...,nPERSTL0,.. Now fitter reports an e...
  • skbeh's avatar
    skbeh
    4 years ago

    For ND0 package device that you have selected, there is an additional setting need to add in the .qsf, in order to use the crete 3VIO instead of the levelshifters.
    set_instance_assignment -name USE_AS_3V_GPIO ON -to pin_name
    Example: set_instance_assignment -name USE_AS_3V_GPIO ON -to pcie_hip_npor_pin_perst

    Refer to this KDB solution:
    Can the 3.0V I/O banks in Stratix 10 devices support I/O standards of 2.5V, 1.8V, 1.5V or 1.2V?
    https://www.intel.com/content/www/us/en/support/programmable/articles/000074575.html

Ulrich's avatar
Ulrich
Icon for New Contributor rankNew Contributor
4 years ago

When assigning 2.5 V I/O standard to the pin it works. But I want to use the bank (6A) as a 3 V standard!!

  • skbeh's avatar
    skbeh
    Icon for Contributor rankContributor
    4 years ago

    For ND0 package device that you have selected, there is an additional setting need to add in the .qsf, in order to use the crete 3VIO instead of the levelshifters.
    set_instance_assignment -name USE_AS_3V_GPIO ON -to pin_name
    Example: set_instance_assignment -name USE_AS_3V_GPIO ON -to pcie_hip_npor_pin_perst

    Refer to this KDB solution:
    Can the 3.0V I/O banks in Stratix 10 devices support I/O standards of 2.5V, 1.8V, 1.5V or 1.2V?
    https://www.intel.com/content/www/us/en/support/programmable/articles/000074575.html