Parameters

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Parameter

Type

Required

Comments

IO_STANDARD

String

No

Specifies the I/O standard for the tri-stated output pin. Values are legal Quartus Prime Settings File (.qsf) DefinitionI/O standards Definition values.

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 output pins. This parameter is available for CycloneIII and StratixIII devices only.

SLOW_SLEW_RATE

String

No

Specifies whether to use slow slew rate for the tri-stated output pin. Values are "ON" or "OFF". This parameter is not available for CycloneIII and StratixIII devices.

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. This parameter cannot be used with IN_TERMINATION or OUT_TERMINATION.