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GPIB/GPIB-488.2 Library Chapter 4
LabWindows/CVI Standard Libraries 4-24 © National Instruments Corporation
Return Codes
Defined
Constant Value Description
EDVR
0 Operating system error. The system-specific error code is returned by
ThreadIbcntl.
ECIC
1 Function requires GPIB-PC to be CIC.
ENOL
2 No listener on write function.
EADR
3 GPIB-PC addressed incorrectly.
EARG
4 Invalid function call argument.
ESAC
5 GPIB-PC not System Controller as required.
EABO
6 I/O operation aborted.
ENEB
7 Non-existent GPIB-PC board.
EDMA
8 Virtual DMA device error.
EOIP
10 I/O started before previous operation completed.
ECAP
11 Unsupported feature.
EFSO
12 File system error.
EBUS
14 Command error during device call.
ESTB
15 Serial Poll status byte lost.
ESRQ
16 SRQ stuck in on position.
ETAB
20 Device list error during a FindLstn or FindRQS call.
ELCK
21 Address or board is locked.
ELNK
200 The GPIB library was not linked. Dummy functions were linked instead.
EDLL
201 Error loading GPIB32.DLL. The MS Windows error code is returned by
ThreadIbcntl.
EFNF
203 Unable to find the function in GPIB32.DLL. The MS Windows error
code is returned by ThreadIbcntl.
EGLB
205 Unable to find globals in GPIB32.DLL. The MS Windows error code is
returned by ThreadIbcntl.
ENNI
206 Not a National Instruments GPIB32.DLL.
EMTX
207 Unable to acquire Mutex for loading DLL. The MS Windows error code
is returned by ThreadIbcntl.
EMSG
210 Unable to register callback function with MS Windows.
ECTB
211 The callback table is full.