Parameters

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Parameter

Type

Required

Comments

IO_STANDARD

String

No

Specifies the I/O standard for the bidirectional pin. Value is any legal Quartus Prime Settings File (.qsf) DefinitionI/O standards Definition.

CURRENT_STRENGTH

String

No

Specifies the current strength value. Values are legal Quartus® Prime Settings File current_strength_new values.

SLEW_RATE

Integer

No

Specifies the low-to-high or high-to-low transitions on the bidirectional pin. Value must be a positive integer, [0,1,..]. If omitted, the default is -1, which is equivalent to not setting this parameter.

LOCATION

String

No

Specifies a legal pin location for the current device.

ENABLE_BUS_HOLD

String

No

Specifies whether to enable bus-hold circuitry. Legal values are "ON" and "OFF".

WEAK_PULL_UP_RESISTOR

String

No

Specifies whether 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. The value of this parameter is both the input and output termination value for the current device. To set separate input and output values, use the INPUT_TERMINATION or OUTPUT_TERMINATION parameters.

INPUT_TERMINATION

String

No

Specifies any legal input OCT value for the current device. This parameter cannot be used with TERMINATION.

OUTPUT_TERMINATION

String

No

Specifies any legal output OCT value for the current device. This parameter cannot be used with the parameter TERMINATION.