Question: Customer has a question about in Port and out port
defining using the C compiler. He has a header file for I/O ports. How do you allocate
code for all 64 and not just 16 ports?
Answer: In the new assembler/linker version 6.60 a keyword "ioport" can be used
to address all I/O ports, 0..-65535.
See Page 3-11 of C compiler book.