Quatech RS-485 user manual Adapter

Models: RS-485

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9.Use the Logical COM Port names to access the serial ports on your DSC-200/300 through your software applications. Note: The Logical COM Port name is assigned to your ports by Windows. This name is required by Windows applications when accessing a particular port.

5.6.1 Changing Resource Settings with Device Manager

1.Start the Windows 95/98/ME Device Manager.

2.Double click on the hardware class Multi-Port Serial Adapters to list hardware devices in the class.

3.The DSC-200/300 “parent device” belongs to this hardware class. The full device name for the DSC-200/300 is Quatech DSC-200/300:Two-PortRS-422/485 Serial

Adapter.

4.Open the Properties dialog for the DSC-200/300 device, then click the Resources tab to view the Input/Output Range and Interrupt Request resource allocations.

5.Open the Properties dialog for the DSC-200/300 device, then click the Advanced tab to view the clock rate settings.

Quatech DSC-200/300 User's Manual

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Quatech RS-485 user manual Adapter