NTPort Library enables your Win32 applications to real-time direct access to PC I/O ports without using the Windows Drivers Development Kit(DDK). NTPort Library is easy to use. Under Windows NT/2000/XP, NTPort Library driver can be load and unload dynamically, so you need not any configuration. NTPort Library is also an ideal replacement of old BASIC INP or OUT statement. This tool also supports getting the base address of LPT ports. NTPort Library is provided as standard DLL, so it can be used in almost all of programming languages. Visual Basic(VB), Visual Basic.NET, Visual C#, Visual C+, Delphi, Delphi for .NET, Borland C++ Builder, C#Builder, JBuilder, and PowerBASIC samples are included. Matlab, Borland C++, Visual Fortran, Visual J++, FreeBASIC, ActiveTCL(TCL/TK), InstallShield and Setup Factory samples are available for download.

NTPort Library Main Functions:

---

Read port I/O: Inport, InportD, InportW, Inp, InpD, InpW.

Write port I/O: Outp, Outpd, Outpw, Outport, OutportD, OutportW.

LPT ports support: GetLPTPortAddress.

Fast mode access: EnablePorts, DisablePorts, SetFastMode, GetFastMode.

Miscellaneous functions: IsWinNT, IsWin64, GetLastState, LicenseInfo, GetNTPortVersion.