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B&B Electronics Celeron M Universal Network Controller with PC/104 Extension UNO-2170 User Manual

Page 29

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Table A.1: UNO-2170 System I/O Ports

Address Range Device

3D0-3DF Color/graphics monitor adapter

3F0-3F7 Diskette controller

3E8-3EF Serial port 3

3F8-3FF Serial port 1

443 Watchdog timer

DC000-DFFFF Battery backup resource


Table A.2: UNO-2170 Interrupt Assignment

Interrupt No. Interrupt Source

NMI Parity error detected

IRQ 0 Interval timer

IRQ 1 Keyboard

IRQ 2 Interrupt from controller 2 (cascade)

IRQ 3 COM2

IRQ 4 COM1

IRQ 5 COM4 (Independent IRQ)

IRQ 6 Diskette controller (FDC)

IRQ 7 Parallel port 1 (print port)

IRQ 8 Real-time clock

IRQ 9 PCMCIA

IRQ 10 COM3 (Independent IRQ)/COM3&COM4 Share IRQ

IRQ 11 Reserved for watchdog timer

IRQ 12 PS/2 mouse

IRQ 13 INT from co-processor

IRQ 14 Primary IDE

IRQ 15 Secondary IDE for CompactFlash™






23 Appendix A