Enables/Disables the backward compatibility of Cicode functions ErrGetHw and ErrSetHw used after CitectSCADA v5.20
Note: Set this flag ONLY if you do not have less than 512 I/O devices in your project, AND you have used the ErrGetHw() or ErrSetHw() functions in that project. This will allow you to mask the "IODevNo" with the value of 512 in the "Device" argument of those functions.
Allowable Values:
Default Value: 0
See Also