0:4F0h                   Intra-Application Communications Area (ICA)

Length: 16 bytes

These sixteen bytes, called the Intra-Application Communications Area
(ICA) can be used by any program for any purpose. Usually it is used
to pass data between two or more programs. Not many programs use this
area. If you wish to use this area, make sure checksums and signatures
are used to insure the reliability of your data, since another program
may also decide to use this area.


0:4F0h Intra-Application Communications Area (ICA)