VXi VT1529A/B 사용자 설명서
VT1422A Command Reference 303
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