COMM-DRV++
Easy to use professional serial communication C++ class library for Windows. COMM-DRV++ allows you to accomplish your serial communication task literally in minutes after installation. We have encapsulated general communication functions into easy to understand methods that are applicable to... Port. ... OpenPort(1)) if (! ... ModemDial("2815551212") if (! ... SendFileZmodem(FileXferDialogFlagOn ,"Myfile. ... h" main() { CCdrvPPPort Port; if (! ... #include "CCdrvPPPort. ... The following example is a complete working Windows application that calls another computer and transfers a file...
http://www.wcscnet.com/ftp/demo/cdrvp100.exe - 6Mb - Download - Screenshot

COMM-DRV/Lib Standard Edition
Professional serial communication library - DLL for Windows & MSDOS libraries. Features: * State-driven file transfer libraries allow Xmodem, Ymodem, and Zmodem(w/ crash recovery) file transfers on multiple ports at the same time. * Built-in hardware and software handshaking for flow control... * Any number of ports running concurrently * Any device that has a Windows serial communication driver (multiport card, USB - serial hubs & modems, PCMCIA). ... * Extensive set of examples. ... Supports: * Microsoft Visual C/C++, Borland C/C++, Access, Visual Basic, Professional Basic, QuickBasic, &...
http://www.wcscnet.com/ftp/demo/cdrvl190.exe - 9Mb - Download - Screenshot