Acer 1800 User Manual
Page 42
34
Chapter 1
4000-4FFF
Intel(R) 915G/P/BN PCI Express Root Port-2581
FC00-FCFF
ENE CB-1410/851 Cardbus Controller
FD00-FDFF
ENE CD-1410/851 Cardbus Controller
FE00-FE00
Motherboard resources
IRQ Assignment Map
Interrupt Channel
Function(Hardware)
IRQ00
SystemTimer
IRQ01
Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
IRQ03
SMC IrCC - Fast Infrared Port
IRQ08
System CMOS/real time clock
IRQ09
Microsoft ACPI-Compliant System
IRQ12
Synaptics PS/2 Port Tochpad
IRQ13
Numeric data processor
IRQ14
Primary IDE controller
IRQ10
Intel(R) 82801FB/FBM SMBus Controlle-266A
IRQ16
ATI Mobility Radeon X600
ENE CB-1410/851 Cardbus Controller
Intel (R) 82801FB/FBM USB Universal Host Controller-265B
Intel(R) 915G/P/GV PCI Express Root Port - 2581
IRQ17
Realtek AC’97 Aduio
IRQ18
Intel(R) 82801FB/FBM USB Universal Host Controller-265A
IRQ19
Intel(R) 82801FB/FBM USB Universal Host Controller-2659
IRQ20
Texas Instruments OHCI Compliant IEEE1394 Host Controller
IRQ21
Broadcom 440x 10/100 Integrated Controller
IRQ23
Intel(R) 8201FB/FBM USB Universal Host Controller-2658
IRQ23
Intel(R) 8201FB/FBM USB 2 Universal Host Controller-265C
DMA Channel Assignment
DMA Channel
Function(Hardware)
1
ECP Printer Port (LPT1)
3
SMC IrCC - Fast Infrared Port
4
Direct memory access controller
I/O Address Map
I/O Address
Function