| IRQ | Beschreibung |
|---|---|
| 0 | System Timer |
| 1 | Keyboard |
| 2 | Switch to IRQ controller 2 |
| 3 | COM2, COM4 |
| 4 | COM1, COM3 |
| 5 | evtl. LPT2 / Soundkarte |
| 6 | Floppy |
| 7 | LPT1, LPT3 |
| 8 | Real Time Clock |
| 9 | Redirected IRQ 2 |
| 10 | frei |
| 11 | frei |
| 12 | evtl. PS/2 Mouse |
| 13 | Math Co-Processor |
| 14 | 1. IDE Controller |
| 15 | evtl. 2. IDE Controller |