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Eltima Software releases completely revamped Virtual Serial Port Driver 10 - Open Electronics - Open Electronics
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serial port - C# serialPort: Application hangs if there is no recipient on Write() (virtual null modem) - Stack Overflow
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Virtual Null Modem Download - Emulate one or more couples of RS-232 ports connected via null-modem cable
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Virtual Null Modem - Two virtual serial ports connected with each other via virtual null modem cable | AGG Software
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