Parameters

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Parameter	Type	Required	Comments
`IO_STANDARD`	String	No	Specifies the I/O standard for the tri-stated output pin. Value is any legal Quartus Prime Settings File (.qsf) Definition differential I/O standards Definition.
LOCATION	String	No	Specifies a legal pin location for the current device.
`ENABLE_BUS_HOLD`	String	No	Specifies whether or not to enable bus-hold circuitry. Legal values are `"ON"` and `"OFF"`.
`WEAK_PULL_UP_RESISTOR`	String	No	Specifies whether or not to enable the weak pull-up resistor. Legal values are `"ON"` and `"OFF"`.
TERMINATION	String	No	Specifies any legal on-chip termination (OCT) value for the current device.