[SENSe:]COUNter:PERiod[:DATA]?
Syntax
[SENSe:]COUNter:PERiod[:DATA]? (@<ch_list>)
Description
This command returns the period measured on the specified counter channels on the 34950A Digital I/O Module (this is the reciprocal of the frequency).
Used With:
34950A Digital I/O Module
Parameters
|
Name |
Type |
Range of Values |
Default Value |
|
<ch_list> |
Numeric |
One or more counter channels in the form (@sccc).
|
This is a required parameter |
Remarks
The specified counter channels must detect at least two edges for a valid period measurement.
If the specified channels have been configured for a totalizer measurement (see CONFigure:COUNter:TOTalize command), the [SENSe:]COUNter:PERiod[:DATA]? command will return "+9.91000000E+37".
Return Format
The command returns the period in seconds for each counter channel specified. Multiple responses are separated by commas.
Example
The following command configures counter channels 301 and 302 on the module in slot 3 for period measurements and reads the results.
CONF:COUN:PER
1E-3,(@3301,3302)
COUN:INIT (@3301,3302)
COUN:PER? (@3301,3302)
Typical Response: +2.89400000E-06,+4.83700000E-06