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302 VT1422A Command Reference Chapter 7
INPut
INPut:LOW?
INPut:LOW? (@<channel>) returns the LO input configuration for the channel
specified by <channel>. This command is for strain SCPs only, not for VT1529A/B.
Parameters
Comments • The <channel> parameter must specify a single channel only.
• Returned Value: Returns FLO or WV. The data type is string.
• Related Commands: INP:LOW
• Send with VXIplug&play Function: hpe1422_cmdString_Q(...)
Usage INP:LOW? (@103)
enter statement will return either FLO or
WV for channel 3
INPut:POLarity
INPut:POLarity <mode>,<ch_list> sets logical input polarity on a digital
SCP channel.
Parameters
Comments
• If the channels specified are 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.
• Related Commands: for output sense; SOURce:PULSe:POLarity
• *RST Condition: INP:POL NORM for all digital SCP channels.
• Send with VXIplug&play Function: hpe1422_cmd(...)
Usage INP:POL INV,(@140:143)
invert first 4 channels on SCP at SCP
position 5. Channels 40 through 43
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
channel channel list (string) 100 - 163 none
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
mode discrete (string) NORMal | INVerted none
ch_list string 100 - 163 none