Technical information

Chapter 1 31
NOTE: N - Not be used
NOTE: N - Not be used
IRQ Assignment Map
IRQx System Devices Add-On-Card Devices
IRQ0 Timer N
IRQ1 Keyboard N
IRQ2 Reserved N
IRQ3 Serial Port 2 Reserved
IRQ4 Serial Port 1 Reserved
IRQ5 Reserved Reserved
IRQ6 Floppy Disk Reserved
IRQ7 Parallel Port Reserved
IRQ8 Real Time Clock N
IRQ9 N Reserved
IRQ10 N Reserved
IRQ11 N Reserved
IRQ12 PS/2 Mouse Reserved
IRQ13 Numeric Processor N
IRQ14 Embedded Hard Disk Reserved
IRQ15 Reserved Reserved
DRQ Assignment Map
DRQx System Devices Add-On-Card Devices
DRQ0 N Reserved
DRQ1 N Reserved
DRQ2 FDD N
DRQ3 N Reserved
DRQ4 Cascade N
DRQ5 N Reserved
DRQ6 N Reserved
DRQ7 N Reserved