
10
Your COM ports have now been moved to COM3: and COM4:. If you are installing the four port board,
ports 3 and 4 now reside at COM5: and COM6: respectively.
3.7 Standard COM port configurations:
The following table lists the standard configurations for PC serial ports. Typically, COM1 and COM2 are
assigned to the on-board serial ports.
Table 3-1. PC Serial Port Standard Configurations
Port Name Address Range Interrupt
COM1 0x3F8 – 0x3FF 4
COM2 0x2F8 – 0x2FF 3
COM3 0x3E8 – 0x3EF 4
COM4 0x2E8 – 0x2EF 3
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