[SENSe:]COUNter:PERiod[:DATA]?

Syntax | Description | Parameters | Remarks | Return Format | Example

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). Select from s301 or s302.	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

See Also

CONFigure:COUNter:PERiod

[SENSe:]COUNter:DATA?