Chapter 6 Digital I/O
NI USB-621x User Manual 6-4 ni.com
Getting Started with DIO Applications in Software on
USB-6210/6211/6215/6218 Devices
You can use the USB-6210/6211/6215/6218 device in the following digital
I/O applications:
• Static digital input
• Static digital output
Note For more information about programming digital I/O applications and triggers in
software, refer to the NI-DAQmx Help or the LabVIEW Help in version 8.0 or later.
Digital I/O on USB-6212/6216 Devices
USB-6212/6216 devices contain:
• Up to 16 DIO signals (P0.<0..15>). Each signal can be individually
configured as either:
– Static digital input
– Static digital output
• 16 PFI/DIO signals (PFI <0..7>/P1.<0..7> and
PFI <8..15>/P2.<0..7>).
Each signal can be individually configured as either:
– Static digital input
– Static digital output
–PFI input
–PFI output
Each pin is called PFI x when used as a PFI; each pin is named P1.x or P2.x
when used as a digital input or output.
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