2-56 Agilent 4155C/4156C VXIplug&play Driver User’s Guide, Edition 4
Driver Function Reference
hpe5250a_cmd
Syntax ViStatus _VI_FUNC hpe5250a_closeList_Q(ViSession vi,
ViInt32_VI_FAR closechan_list[ ], ViInt32 _VI_FAR close_status[ ]);
Parameters vi Instrument handle returned from hpe5250a_init( ).
closechan_list[ ] Channel numbers to know the close status. 5 digits integer.
ABCDE. where A: card number, BC: input port number, DE:
output port number. Top zero(s) can be ignored. For example, if
A=0, BC=01, and DE=01, channel number should be 101
instead of 00101.
close_status[ ] Status of the channels given in the closechan_list.
0 (opened) or 1 (closed).
hpe5250a_cmd
This function passes the cmd_str string to the instrument. Must be a NULL
terminated C string.
Syntax ViStatus _VI_FUNC hpe5250a_cmd(ViSession vi, ViString cmd_str);
Parameters vi Instrument handle returned from hpe5250a_init( ).
cmd_str Instrument command (cannot exceed 256 bytes in length).
hpe5250a_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 hpe5250a_cmdData_Q(ViSession vi, ViString cmd_str,
ViInt32 size, ViChar _VI_FAR result[ ]);
Parameters vi Instrument handle returned from hpe5250a_init( ).
cmd_str Instrument command (cannot exceed 256 bytes in length).
size Length of result in bytes. 2 to 32767.
result[ ] Response from instrument.
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