AAEON EPIC-5536 User Manual

Page 66

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E P I C B o a r d

E P I C - 5 5 3 6

Appendix B I/O Information

B-3

B.3 IRQ Mapping Chart

IRQ0 System Timer

IRQ8 System CMOS / Real

time clock

IRQ1 Keyboard

IRQ9 Microsoft ACPI –

Compliant system

IRQ2 Cascade to IRQ Controller

IRQ10 COM3

IRQ3 COM2

IRQ11 COM4

IRQ4 COM1

IRQ12 PS/2 mouse

IRQ5 Unused

IRQ13 FPU

IRQ6 Floppy

IRQ14 Primary IDE

IRQ7 Printer

IRQ15 Reserved

B.4 DMA Channel Assignments

DMA Channel

Function

0 Available
1 Available

2 Floppy
3 Available

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