Acer Aspire 1800 Service Manual page 42

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