niHSDIO_SetAttributeViReal64
Specific Function
C Function Prototype
ViStatus niHSDIO_SetAttributeViReal64 (ViSession vi, ViConstString channelList, ViAttr attributeID, ViReal64 value);
Purpose
This function sets the value of a ViReal64 attribute. This is a low-level function that you can use to set the values of device-specific attributes and inherent IVI attributes.
Parameters
| Name | Type | Description |
|---|---|---|
| vi | ViSession | This handle identifies your instrument session. vi was obtained from the niHSDIO_InitAcquisitionSession or niHSDIO_InitGenerationSession function. |
| channelList | ViConstString | If the attribute is channel or instance based, this parameter specifies the name
of the channel or instance on which to set the value of the attribute; if the
attribute is not channel or instance based, pass VI_NULL
or an empty string. You can pass in multiple channels to this function. |
| attributeID | ViAttr | The ID of an attribute. |
| value | ViReal64 | The value to which you want to set the attribute; some of the values might not be valid depending on the current settings of the instrument session. |