Active Port Pro

Active Port Pro is an ActiveX control which allows to read/write data directly in/out any hardware port on Windows 95/98/Me/NT/2000/XP. Active Port Pro supports a set of special methods which facilitate the all manipulations with hardware ports. Also Active Port Pro effectively disables Windows I/O ports protection mechanism and allows to use x86 I/O instructions directly in your applications. But the main distinctive feature of Active Port Pro is its simplicity of usage.
Active Port Pro key features:
- Ability to correct I/O Permission Map (IOPM). This feature makes I/O transactions really fast.
- Active Port Pro is a very easy to use. With this control it is not necessary for you to care about installing, loading or unloading kernel-mode drivers, Active Port Pro performs the all of these auxiliary actions absolutely transparently.
- Provides direct port access. It means, that if you use Active Port Pro, operating system can€t hook and virtualize (as Windows 95/98/Me does) I/O operations.
- Supports both administrative and non-administrative accounts on Windows NT/2000/XP.
- Supports special methods to determining COM and LPT ports base addresses.
- And the main: The only thing it is necessary to do to disable Windows NT/2000/XP I/O ports protection mechanism is to place Active Port Pro on the form! After this you can use even assembler in/out commands and it will not cause privileged instruction exception!