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VT1422A Command Reference 303Chapter 7
INPut
INPut:POLarity?
INPut:POLarity? <channel> returns the logical input polarity on a digital
SCP channel.
Parameters
Comments • The <channel> parameter must specify a single channel.
• If the channel specified is on an SCP that doesn't support this function, an error
will be generated. See the SCP's User's Manual to determine its capabilities.
• Returned Value: returns "NORM" or "INV." The type is string.
• Send with VXIplug&play Function: hpe1422_cmdString_Q(...)
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
channel string 100 - 163 none