LabJack U12, User Manual, Page: 30 / 36

Windows 98 1 4 10 1998
Windows 98SE 1 4 10 2222
Windows Me 1 4 90 3000
Windows NT 3.51 2 3 51 -
Windows NT 4.0 2 4 0 1381
Windows 2000 2 5 0 2195
Whistler 2 5 1 -
4.15 ListAll
Searches the USB for all LabJacks, and returns the serial number and local ID for each.
Declaration:
long __cdecl ListAll (
long *productIDList,
long *serialnumList,
long *localIDList,
long *powerList,
long (*calMatrix)[20],
long *numberFound,
long *fcddMaxSize,
long *hvcMaxSize )
Parameter Description:
Returns:
LabJack errorcodes or 0 for no error.
Inputs:
• *productIDList – Pointer to a 127 element array. Send filled with zeros.
• *serialnumList – Pointer to a 127 element array. Send filled with zeros.
• *localIDList – Pointer to a 127 element array. Send filled with zeros.
• *powerList – Pointer to a 127 element array. Send filled with zeros.
•
*calMatrix – Pointer to a 127 by 20 element array. Send filled with zeros.
Outputs:
•
*serialnumList – Pointer to a 127 element array where serial numbers are
returned. Unused locations are filled with 9999.0.
•
*localIDList – Pointer to a 127 element array where local ID numbers are
returned. Unused locations are filled with 9999.0.
•
*numberFound – Number of LabJacks found on the USB.
ActiveX Function Differences:
The arrays are represented as strings with 10 characters per number (XXXXXXXXXX). Zeros
are used for padding where necessary.
Declaration (ActiveX):
long ListAllX (
BSTR FAR* productIDList,
BSTR FAR* serialnumList,
BSTR FAR* localIDList,
BSTR FAR* powerList,
BSTR FAR* calMatrix,
long FAR* numberFound,
long FAR* fcddMaxSize,
long FAR* hvcMaxSize)