SOM-6765 User Manual
40
C.2
DMA Channel Assignments
C.3
Interrupt Assignments
F0E0 - F0E7
Intel(R) N10/ICH7 Family Serial ATA Storage Controller - 27C0
F0F0 - F0F7
Intel(R) Graphic Media Accelerator 3600 Series
FFFF - FFFF
Motherboard resources
FFFF - FFFF
Motherboard resources
Table C.1: System I/O Ports
Table C.2: DMA Channel Assignments
Channel
Function
0
Available
1
Available
2
Available
3
ECP Printer Port
4
Direct memory access controller
5
Available
6
Available
7
Available
Table C.3: Interrupt Assignment
Interrupt#
Interrupt source
NMI
Parity error detected
IRQ0
System timer
IRQ1
Standard PS/2 Keyboard
IRQ2
Available
IRQ3
Communications Port (COM2)
IRQ4
Communications Port (COM1)
IRQ5
Available
IRQ6
Available
IRQ7
Available
IRQ8
System CMOS/real time clock
IRQ9
Available
IRQ10
Available
IRQ11
Intel(R) N10/ICH7 Family SMBus Controller ®C 27DA
IRQ12
Microsoft PS/2 Mouse
IRQ13
Numeric data processor
IRQ14
Available
IRQ15
Available
IRQ16
Intel(R) N10/ICH7 Family PCI Express Root Port -27D6
IRQ16
Intel(R) N10/ICH7 Family USB Universal Host Controller ®C 27CB
IRQ18
Intel(R) N10/ICH7 Family PCI Express Root Port -27D6
IRQ18
Intel(R) N10/ICH7 Family USB Universal Host Controller - 27CB
IRQ18
Standard Dual Channel PCI IDE Controller