pipx40_attenSetAttenuation

ViStatus pipx40_attenSetAttenuation (ViSession instrumentHandle, ViUInt32 subunitNumber, float attenuation);

Purpose

Set a programmable attenuator's attenuation level.

Input
Name	Type	Description
instrumentHandle	ViSession	Instrument handle obtained by the pipx40_init call used to open the card.
subunitNumber	ViUInt32	The number of the sub-unit to access. Valid Values: must correspond to a programmable attenuator sub-unit of the chosen card
attenuation	float	The attenuation value to be set.

Name	Type	Description
status	ViStatus	A numeric code indicating the success or failure of the operation. VI_SUCCESS = Successful operation. Negative values are error codes and positive values are warnings. To get a description of an error, pass the error code to pipx40_error_message.