TVicPort is now
FREE for personal (non-commercial)
TVicPort is a toolkit for direct port I/O from Win32 applications.
TVicPort includes transparent support for Windows 95/98/Me and
Windows NT/2000/XP/XP 64-bit, providing programmers with standard
methods for real-time direct access to port and memory mapped
I/O - without requiring you to write a custom virtual device driver
for Windows 9x/Me or a kernel-mode driver for NT/2000/XP/XP 64-bit.
Brand new 64-bit offers intelligent support for 64-bit solutions.
This package includes many test examples showing how to use TVicPort
with each of the programming languages listed above. Is is fully
functional so you can write and debug your application
before you buy the commercial license to obtain DLL source code
and the right to redistribute the driver with your application.