I/O Configuration Columns - 3.4 English

Zynq UltraScale+ MPSoC Processing System Product Guide (PG201)

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3.4 English

I/O – Used to configure I/O pins of the respective peripherals.

Signal – Displays information about the signal name driven by the respective I/O pins.

I/O Type – CMOS/Schmitt. Select CMOS or Schmitt as the input I/O voltage type. The Schmitt Voltage type has a higher tolerance to noise than CMOS voltage type.

Drive Strength (mA) – Used to select the drive strength. Possible values are 2, 4, 8, and 12.

Speed – Fast/Slow. Specifies whether the device is fast or slow depending on the slew rate. If the slew rate is 0, the device is fast; else the device is slow.

Pull Type – Used to enable/disable a device along with pull up or pull down. Possible values are pullup , pulldown , and disable .

Direction – The direction can be fixed for certain signals.