Advantech 4-Port RS-232 Interface card PCL-849 Manuel d'utilisateur télécharger pdf (Page 32)

Appendix B Quick Reference 33

STANDARD MODE: In this mode, the I/O addresses and the IRQ

levels for each port are set to default as shown below, (Disable BIOS

setting of on-board COM1 ~ COM4)

ENHANCED MODE: In this mode, the I/O addresses and the IRQ

levels for each port are set as shown below, (Make sure that the I/O

address on the BIOS setting of on-board COM1 ~ COM4 will never

conflict with [Base Address] ~ [Base Address + 1Fh])

Port No. I/O Address

COM Port

No.

IRQ Level (*)

Independent IRQ Shared IRQ

Port 1 3F8h COM1 JP1 JP1

Port 2 2F8h COM2 JP2 JP1

Port 3 3E8h COM3 JP3 JP1

Port 4 2E8h COM4 JP4 JP1

Port No. I/O Address

COM Port

No.

IRQ Level (*)

Independent IRQ Shared IRQ

Port 1

Base Address

+ 00h

COM1 JP1 JP1

Port 2

Base Address

+ 08h

COM2 JP2 JP1

Port 3

Base Address

+ 10h

COM3 JP3 JP1

Port 4

Base Address

+ 18h

COM4 JP4 JP1

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Advantech 4-Port RS-232 Interface card PCL-849 Manuel d'utilisateur Page 32