ActiveComport Serial Port Development Kit 2.1

Serial Communication SDK to add serial communications to your project. Communicate with a modem, scanner, printer or any other serial port device. Features full com port control, binary and ASCII transfer, RS-232 and RS-485, TAPI and ISDN support. Used it in your ASP, ASP.NET, Visual Basic, Visual Basic .NET, Visual C++, Visual C# .NET, JavaScript and VBScript projects. Visit http://www.activexperts.com/activcomport to view online samples.