Sense:]frequency:aperture, Parameters, Comments – VXI VT1422A User Manual
Page 341: Sense:]function:condition, Usage

VT1422A Command Reference 339
[SENSe]
[SENSe:]FREQuency:APERture?
[SENSe:]FREQuency:APERture? <channel>
returns the frequency counting
gate time.
Parameters
Comments
•
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 for its capabilities.
•
Related Commands: SENSe:FREQuency:APERture
•
Returned Value: Returns numeric gate time in seconds. The type is float32.
•
Send with VXIplug&play Function: hpe1422_cmdReal64_Q(...)
[SENSe:]FUNCtion:CONDition
[SENSe:]FUNCtion:CONDition <ch_list>
sets the SENSe function to input the
digital state for channels in <ch_list>. Also configures digital SCP channels as inputs
(this is the *RST condition for all digital I/O channels).
Parameters
Comments
•
The VT1533A SCP senses 8 digital bits on each channel specified by this
command. The VT1534A SCP senses 1 digital bit on each channel specified by
this command.
•
If the channels specified are not on a digital SCP, an error will be generated.
•
Use the INPut:POLarity command to set input logical sense.
•
Related Commands: INPut:POLarity
•
*RST Condition: SENS:FUNC:COND and INP:POL NORM for all digital
SCP channels.
•
Send with VXIplug&play Function: hpe1422_cmd(...)
Usage
To set second 8-bits of VT1533A at SCP position 4 and upper 4-bits of VT1534A at
SCP position 5 to digital inputs send:
SENS:FUNC:COND (@133,144:147)
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
channel
string
100 - 163
none
Parameter
Name
Parameter
Type
Range of
Values
Default
Units
ch_list
string
100 - 163
none