Intel® Quartus® Prime Pro Edition User Guide: Design Constraints

ID 683143
Date 10/04/2021
Public

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3.7.2. Reserve Pins

Use the following Tcl command to reserve a pin:

set_instance_assignment -name RESERVE_PIN <value> -to <signal name>

Use one of the following valid reserved pin values:

  • "AS BIDIRECTIONAL"
  • "AS INPUT TRI STATED"
  • "AS OUTPUT DRIVING AN UNSPECIFIED SIGNAL"
  • "AS OUTPUT DRIVING GROUND"
  • "AS SIGNALPROBE OUTPUT"
Note: You must include the quotation marks when specifying the reserved pin value.

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