User`s guide

Universal Library User's Guide Digital Output Boards - USB-ERB Series
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USB-ERB Series
The USB-ERB08 and USB-ERB24 support the following UL and UL for .NET features.
Digital I/O
Port I/O functions, methods, and argument values supported
UL: cbDOut(), cbDIn()
UL for .NET: DOut(), DIn()
PortNum USB-ERB08:
FIRSTPORTCL, FIRSTPORTCH
USB-ERB24:
FIRSTPORTA, FIRSTPORTB, FIRSTPORTCL, FIRSTPORTCH
DataValue USB-ERB08:
0 to 15 for FIRSTPORTCL or FIRSTPORTCH
USB-ERB24:
0 to 255 for FIRSTPORTA or FIRSTPORTB
0 to 15 for FIRSTPORTCL or FIRSTPORTCH
Bit I/O functions, methods, and argument values supported
UL: cbDBitIn(), cbDBitOut()
UL for .NET: DBitIn(), DBitOut()
PortType FIRSTPORTA
BitNum USB-ERB08:
16 to 23 on FIRSTPORTA
USB-ERB24:
0 to 23 on FIRSTPORTA
Miscellaneous
Miscellaneous functions and methods supported
UL: cbFlashLED()
UL for .NET: FlashLED()
Causes the USB LED on a Measurement Computing USB module to blink.
When you have several modules connected to the computer, use these functions to identify a particular
module by making its LED blink.
Do not change state of invert/non-invert switch (S1) while program is running
Do not change the state of the invert/non-invert switch (labeled S1) on a USB-ERB module while a program
is running. UL stores the current state of this switch, and changing the switch setting while a program is
running can cause unpredictable results.