http://www.decisioncards.com/io/tutorials/8255_tut.htmluse winio to access I/O port of it. http://www.internals.com/utilities/winio.zip WinIo - This library allows direct I/O port and physical memory access under Windows 9x/NT/2000 and XP. Version 2.0 provides faster I/O port access, better memory mapping support and can be used from non-administrative accounts under Windows NT/2000 and XP.
http://www.internals.com/utilities/winio.zip
WinIo - This library allows direct I/O port and physical memory access under Windows 9x/NT/2000 and XP. Version 2.0 provides faster I/O port access, better memory mapping support and can be used from non-administrative accounts under Windows NT/2000 and XP.