Advantech PPC-L156T Manual do Utilizador descarregar pdf (Página 39)

29 Chapter 4

4.3.2 COM port address & IRQ settings

The default COM port settings are as follows.

COM ports can be disabled or have their IRQ and address ranges changed

in the BIOS setup utility.

COM1 and COM2 are one set. You can exchange the address range and

interrupt of COM1 for the address range and interrupt of COM2. After

exchanging:

COM1’s address range and interrupt are 2F8 ~ 2FF and IRQ3

COM2’s address range and interrupt are 3F8 ~ 3FF and IRQ4

COM3 and COM4 are one set. You can exchange the address range and

interrupt of COM3 for the address range and interrupt of COM4. After

exchanging:

COM3’s address range and interrupt are 2E8 ~ 2EF and IRQ5

COM4’s address range and interrupt are 3E8 ~ 3EF and IRQ10

Table 4.2: Serial port default settings

Port Address Range Interrupt

COM1 3F8 ~ 3FF IRQ4

COM2 2F8 ~ 2FF IRQ3

COM3 3E8 ~ 3EF IRQ10

COM4 2E8 ~ 2EF IRQ5

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 53 54

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