User`s guide

Universal Library User's Guide Analog Output Boards - USB-3100 Series
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Simultaneous update of voltage and current outputs (USB-3102, USB-3104, USB-3106)
Each voltage output channel on the USB-3102, USB-3104, and USB-3106 has an associated current output.
The voltage and current outputs are grouped as channel pairs. Each D/A converter output controls a voltage
and current channel pair simultaneously. When you write to a voltage output, its associated current output is
also updated. Each channel pair can be updated individually or simultaneously.
Each voltage/current channel pair can be updated individually or simultaneously. Leave each pair of unused
voltage and current outputs disconnected.
Miscellaneous functions and methods supported
UL: cbFlashLED()
UL for .NET: FlashLED()
Causes the USB LED on a USB device to blink.
When you have several USB devices connected to the computer, use these functions to identify a particular
device by making its USB LED blink.