Appendix A Technical Summary
BA-2501 SERIES USER MANUAL
Page: A-3
Interrupt Map
IRQ
Assignment
IRQ 0
System timer
IRQ 1
Standard PS/2 Keyboard
IRQ 3
Communications Port (COM2)
IRQ 4
Communications Port (COM1)
IRQ 6
Communications Port (COM4)
IRQ 7
Communications Port (COM3)
IRQ 8
System CMOS/real time clock
IRQ 10
Communications Port (COM5)
IRQ 11
Communications Port (COM6)
IRQ 12
PS/2 Port Compatible Pointing Device
IRQ 13
Numeric data processor
IRQ 14
Motherboard resources
IRQ 16
Intel(R) Serial IO I2C Host Controller - A160
IRQ 16
High Definition Audio Controller
IRQ 16
Standard AHCI 1.0 Serial ATA Controller
IRQ 19
Intel(R) Active Management Technology - SOL
(COM7)
IRQ 81
Microsoft ACPI-Compliant System
IRQ 82
Microsoft ACPI-Compliant System
IRQ 83
Microsoft ACPI-Compliant System
IRQ 84
Microsoft ACPI-Compliant System
IRQ 85
Microsoft ACPI-Compliant System
IRQ 86
Microsoft ACPI-Compliant System
IRQ 87
Microsoft ACPI-Compliant System
IRQ 88
Microsoft ACPI-Compliant System
IRQ 89
Microsoft ACPI-Compliant System