It's because the array is not set up like the standard C array. Read
Using External Code in LabVIEW in LabVIEW's help. Also, if you
right-click on the Call Library Node and select the option to create a
header file, the header file will show the data structure more
clearly.
I need to pass the pointer of an initialized 1D array of U8 type to my
Dll file. At first, I set the length of the 1D array and initialized
it. Then I configured the Call Lib Node and made the input parameter
as 1D Array Pointer of U8 type. The prototype of the called function
in my Dll file is:
