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CyberResearch
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CPU Cards CPEX Series
CyberResearch, Inc. 65
25 Business Park Drive P: (203) 483-8815; F: (203) 483-9024
Branford, CT USA www.cyberresearch.com
C.3 IRQ Mapping Table
IRQ0 System Timer
IRQ8
RTC clock
IRQ1 Keyboard IRQ9
ACPI
IRQ2 Available IRQ10
LAN
IRQ3 COM2 IRQ11
LAN/USB2.0/SATA
IRQ4 COM1 IRQ12
PS/2 mouse
IRQ5 SMBus Controller
IRQ13
FPU
IRQ6 FDC IRQ14
Primary IDE
IRQ7 Available IRQ15
Secondary IDE
C.4 DMA Channel Assignments
Channel
Function
0 Available
1 Available
2 Floppy disk (8-bit transfer)
3 Available
4 Cascade for DMA controller 1
5 Available
6 Available
7 Available