User`s manual

6. Use the COM Port device names (COM5, COM6, etc.) to access any of the
particular serial ports on the DSP-200/300. These names are required by
Windows 2000 applications when accessing particular ports.
4.2.2 Changing Resource Settings with Device Manager
1. Start the Windows 2000/XP Device Manager.
2. Double click on the hardware class Quatech Multiport Serial Devices to list
hardware devices in the class. (Figure 10)
3. The DSP-200/300 “parent device” belongs to this hardware class. The device
name for the DSP-200/300 is Quatech DSP-200/300 PCMCIA Two-Port
RS-422/RS-485 Serial Adapter. (Figure 10)
4. Open the Properties dialog for the DSP-200/300 device (Figure 12), then click
the Advanced tab to view the clock rate settings.
4-7 DSP-200/300 (Rev. I and later) User's Manual
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