Agilent Technologies Agilent E5250A Guide de l'utilisateur télécharger pdf (Page 31)

Agilent 4155C/4156C VXIplug&play Driver User’s Guide, Edition 1 2-11

Driver Functions

hp4156b_cmdData_Q

This function passes the cmd_str string to the instrument. This entry point will wait

for a response which may be any data. You specify the cmd_str and size parameters,

and get result[ ].

Syntax ViStatus _VI_FUNC hp4156b_cmdData_Q(ViSession vi, ViString cmd_str,

ViInt32 size, ViChar _VI_FAR result[ ] );

Parameters vi Instrument handle returned from hp4156b_init( ).

cmd_str Instrument command (cannot exceed 256 bytes in length).

size Length of result in bytes. 2 to 32767.

result[ ] Response from instrument.

hp4156b_cmdInt

This function passes the cmd_str string to the instrument. This entry point passes

the string in cmd_str followed by a space and then the integer in value. Note that

either an Int16 or 32 can be passed as the Int16 will be promoted.

Syntax ViStatus _VI_FUNC hp4156b_cmdInt(ViSession vi, ViString cmd_str,

ViInt32 value);

Parameters vi Instrument handle returned from hp4156b_init( ).

cmd_str Instrument command (cannot exceed 256 bytes in length).

value Parameter for command. -2147483647 to 2147483647.

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Agilent Technologies Agilent E5250A Guide de l'utilisateur Page 31