VXIplug&play Driver

Driver Functions

hpe5250a_error_message

This function translates the error return value from an instrument driver function to a readable string.

Syntax

ViStatus _VI_FUNC hpe5250a_error_message(ViSession vi, ViStatus

 

error_number, ViChar _VI_FAR message[ ] );

Parameters

vi

Instrument handle returned from hpe5250a_init( ).

 

error_number

Error return value from the driver function.

 

message[ ]

Error message string. This is limited to 256 characters.

hpe5250a_error_query

This function returns the error numbers and corresponding error messages in the error queue of a instrument. See Chapter 11 for a listing of the instrument error numbers and messages.

Instrument errors may occur when you places the instrument in a bad state such as sending an invalid sequence of coupled commands. Instrument errors can be detected by polling. Automatic polling can be accomplished by using the hpe5250a_errorQueryDetect function.

Syntax

ViStatus _VI_FUNC hpe5250a_error_query(ViSession vi, ViPInt32 error_number,

 

ViChar _VI_FAR error_message[ ] );

Parameters

vi

Instrument handle returned from hpe5250a_init( ).

 

error_number

Instrument’s error code.

error_message[ ] Instrument’s error message. This is limited to 256 characters.

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Agilent E5250A User’s Guide, Edition 9

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Agilent Technologies Agilent E5250A manual Hpe5250aerrormessage, Hpe5250aerrorquery, Errornumber, Message