User manual Version 1.5SW5001 Wireless Serial ServerCopyright © 2010 Atop Technologies, Inc.All rights reserved. Designed in Taiwan- 45 -Using Virtual COMVirtual COM driver mode for windows converts COM port data (RS232) to IP data to control the RS-232Cport on a SW5001 over the IP network. By creating Virtual COM ports on the PC, Virtual COM redirects thecommunications from the Virtual COM ports to an IP address and port number on a SW5001 whichconnected to the serial devices. The following figure is Virtual COM connection diagram.Physical COM1COM3(Virtual COM Port)COM4(Virtual COM Port)COM5(Virtual COM Port)COM6(Virtual COM Port)COM256(Virtual COM Port)PC::HUBTCP/IP NetworkSerial LineSerial Device 1Serial LineSerial Device 2Serial LineSerial Device 3Serial LineSerial Device 4SW5002-WgN1Fig 67. Setup of a Virtual COM driverA.1. Pre-installation RequirementsPlease check the operating system on your PC complied with the following requirements: Processor: Intel-compatible, Pentium class Operation system: Windows Server 2003, Windows XP, Windows 2000, Windows NT 4.0 SP5 orlater, Windows Me, Windows 98, Windows 95, Microsoft NT/2000 Terminal Server, Citrix MetaFrame Windows Installer 2.0 Network: Microsoft TCP/IP networking softwareA.2. Applying to the SW5001LimitationVirtual COM driver provides user to select up to 256 COM ports as Virtual COM ports in a monitoring PC.User can select them from a list of COM ports, which is from COM1 up to COM256.