MarshallSoft Visual Foxpro serial communication component library for serial port communications. Controls multiple ports simultaneously, is fully thread safe, includes 16-bit and 32-bit DLL"s, works with all versions of VFP. Does not depend on support libraries. Makes calls to Windows API functions only. Can be used with any language that can call the Windows API. Includes 32 functions plus modem control, and ASCII/XMODEM/YMODEM protocols.

MarshallSoft Visual Foxpro serial communication library component (DLL) for serial port communications from VFP programs. Uses the standard Windows API to communicate with any device connected to a serial port. Includes 32 functions plus modem control, ASCII/XMODEM/YMODEM protocols, hardware and software flow control, and multiple example programs. The Windows Serial Communication Library (WSC4FP) features include: * Can control any serial device connected to the serial port. * Can control multiple ports simultaneously. * Is fully thread safe. * Is port re-entrant. * State driven Xmodem and Ymodem on multiple ports simultaneously. * Supports Windows 95/98/Me/NT/2000/XP. * Can send Windows messages on completion of events (incoming character, etc.). * Is port re-entrant. * State driven Xmodem and Ymodem on multiple ports simultaneously. * Includes 16-bit (WSC16.DLL) and 32-bit (WSC32.DLL) versions. * Works with any version of Visual Foxpro. * Does not depend on support libraries. Makes calls to Windows API functions only. Can also use with C/C++, Visual C++, .NET, Delphi, PowerBASIC (PB/CC, PB/WIN, PB/DLL), Visual Basic, VB.NET, Visual dBase, Xbase++, and COBOL. * Free technical support and updates for one year. * Can be ordered with or without source code for the DLL. * Programmer"s, Reference, Users & Serial Comm Manuals provided. * The evaluation version of WSC4FP is fully functional and can be downloaded from http://www.marshallsoft.com/wsc4fp.htm.