SI_COMM RS232 Communications ActiveX for Visual Basic and Visual C++. Includes its own integrated debugger,Timed Async Events,Xmodem,Ymodem,Zmodem, and more!
SI_COMM RS232 ActiveX Electronic Edition is the Shareware version. The full version can be purchased by clicking on the "CLICK HERE TO ORDER" button below for around 189.95USD.
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