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MIO-5271 User Manual
Appendix B
S
ystem
Assignments
B.4
Interrupt assignments
Table B.4: Interrupt assignments
Interrupt#
Interrupt source
NMI
Parity error detected
IRQ0
System timer
IRQ1
Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
IRQ2
Interrupt from controller 2 (cascade)
IRQ3
Communications Port (COM2)
IRQ4
Communications Port (COM1)
IRQ5
EC Watch DOG
IRQ6
Available
IRQ7
Communications Port (COM3)
IRQ8
System CMOS/real time clock
IRQ9
Microsoft ACPI-Compliant System
IRQ10
Available
IRQ11
Communications Port (COM4)
IRQ12
PS/2 Compatible Mouse
IRQ13
Numeric data processor
IRQ14
Reserved
IRQ15
Reserved
Summary of Contents for MIO-5271
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