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Table A.1: UNO-3074 System I/O Port
Color/graphics monitor adapter | |
|
|
Diskette controller | |
|
|
Serial port 3 | |
|
|
Serial port 1 | |
|
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443 | Watchdog timer |
|
|
Battery backup resource | |
|
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Table A.2: UNO-3074 Interrupt Assignments
Interrupt No. | Interrupt Source |
|
|
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 | DIO |
|
|
IRQ 8 | |
|
|
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 |
|
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IRQ 14 | Primary IDE |
|
|
IRQ 15 | Secondary IDE |
|
|
55 | AppendixA |