TermiNET 

TermiNET program is an ideal security solution for SMEs (Small and Medium Enterprises) and home users who wish to connect to the Internet securely but do not have the resources to support a large security infrastructure.
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Virtual Serial Ports Driver XP 

Using Virtual Serial Ports Driver XP you can create any number of virtual serial ports in your system which will be connected to each other via virtual null-modem cable. You can connect one application to another using virtual serial port pair.
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MarshallSoft GPS Component for eVC 

Win/CE GPS client library component reads and decodes standard GPS NMEA 183 sentences from the RS232 serial port as well as compute great circle distances and bearings. Registration is $105 ($195 with source) for email delivery.
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TIMER 

Timing software for home automation, to control irrigation, hydroponics, lights etc. This is a program that enables the PC to connect to the outside world, by using the printer port LPT1.
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Win/CE Std Serial Comm Lib for eVB 

The Windows/CE Standard Serial Communications Library for eVB (WSC4eVB) is a serial port communication library for Embedded Visual Basic (eVB) programs for the Pocket PC (PPC) and the Handheld PC (HPC).
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WinXfer 

WinXfer is a versatile file transfer utility that allows transferring files between two computers directly connected through the serial port or through a modem. It is very easy to use and very intuitive.
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