Specifications

User Manual 3155
Programming Reference 4-4
OpenAllInstrument
Purpose
Initiates communications with all instruments found using the function FindInstrument()
C Syntax
OpenAllInstrument (void)
Resource Classes
PXI, PCI
Parameters
None
Return Values
Completion Codes
Description
PCI_SUCCESS
Function executed without errors
PCI_INS_ALREADY_OPEN
Trying to establish new communication link while instrument has already been connected.
Error Codes
Description
PCI_ERR_OPEN_INS_FAILED
Could not succeed to initiate communications with the selected instrument.
Description
The OpenAllInstrument() function can be used only after you initiate communication with your
instruments using the function FindInstrument(). This function enables communication and
assigns handles to all of the instruments at once. In this case, you do not have to specify de-
vice numbers.
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