AVSD - Version 2.1 AVSD is appointed for emulation of one, two or more (up to200) serial streams. Hardware devices are not necessary. This product isbased on Windows XP DDK and doesn't require using devices of othermanufacturers. The whole product is created with the help of Microsoft tooling.AVSD realizes full emulation of Serial Port functions,connected with each other with the help of NULL-MODEM or full cable,including DTR, CTS, DSR, RTS.AVSD can be interesting for software (for Windows Platforms)developers, who use external devices connected with computer by serial port.Also, it will be interesting for developers of the products appointed forconnection of two or more computers through serial ports.