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IRQs Assignments (Standard) |
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IRQ =0 TIMER CHANNEL IRQ = 1 KEYBOARD IRQ = 2 C ASCADE CONTROLLER IRQ = 3 SERIAL PORT 2 IRQ = 4 SERIAL PORT 1 IRQ = 5 PARALLEL PORT 2 IRQ = 6 FLOPPY DISK IRQ = 7 PARALLEL PORT 1 IRQ = 8 REAL TIME CLOCK IRQ = 9 REDIRECT TO IRQ 2 IRQ = 10 RESERVED IRQ = 11 RESERVED IRQ = 12 RESERVED IRQ = 13 MATH PROCESSOR IRQ = 14 HARD DISK CONTROLLER IRQ = 15 RESERVED Example: Standard Assignments of IRQs IRQ 10 = USB CONTROLLER IRQ 9 = SMBUS IRQ 11 = COMMUNICATION CONTROLLER IRQ 3 = ETHERNET CARD (NIC) |