IRQs
Written by The Geekette on January 25, 2010 – 2:42 pmPosted in Hardware, Windows | Comments Off
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Loading ...| IRQ | DEVICE USED in AT, 386, 486, and Pentium Computers |
| 0 | System Timer |
| 1 | Keyboard Controller |
| 2 | Tied to IRQs 8-15 |
| 3 | COM 2 |
| 4 | COM 1 |
| 5 | LPT2 or Sound Card |
| 6 | Floppy Diskette Controller |
| 7 | LPT 1 |
| 8 | Real Time Clock |
| 9 | Substitutes for IRQ 2 |
| 10 | Not Assigned |
| 11 | Not Assigned |
| 12 | PS/2 Mouse Port |
| 13 | NPU (Numerical Processing Unit) |
| 14 | Primary Hard Disk Controller |
| 15 | Secondary Hard Disk Controller |
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Tags: 286, 386, 486, conflict, device, Hardware, irq, irq conflict, used, x86
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