FIC a440 Service Manual
Hardware Functional Overview
FIC A440 Series Service Manual 4-12
Math Coprocessor
Static
F0~FF
IRQ13
-
-
PS/2 Mouse
Enable/Disable
-
IRQ12
-
-
Video Controller
Static
3B0~3BB,
3C0~3DF
IRQ 5
-
A0000~BFFFF,
C0000~C9FFF,
FE800000~FEBFFFFF
Serial Port
Static
3F8~3FF
IRQ4
-
-
ECP, Parallel port
Static
378~37F, 778~77F
IRQ7
DMA1
-
FDC Static
3F0~3F5,
3F7
IRQ6
DMA2
-
Dual IDE Controller
Static
170~177, 1F0~1F7, 3F6
IRQ14,
15
- -
CardBus Controller
Static
3E0~3E1
IRQ 10
-
08000000~08001FFF
FAX/Modem
Static
1050~1057, 1400~14FF
IRQ 5
-
64000000~640000FF
LAN Static
1080~10FF
IRQ
5
-
08003000~080033FF
SIR
Static
2F8-2FF, 108~10F
IRQ 3
DMA0
-
USB Host Controller
Static
EF80~EF9F
IRQ5
-
-
Audio Controller
Static
IRQ 5
PCI Device
IDSEL Pin Allocation:
IDSEL Pin
PCI
Device
Device Number
Function Number
Device Name
AD11
Device 00
Function 0
VT8601 Host to PCI bridge.
AD12
Device 01
Function 0
VT8601 PCI to PCI bridge.
AD17
Device 06
Function 0
MODEM / LAN
Function 0
VT82C686A – PCI to ISA bridge
Function 1
VT82C686A – IDE interface
Function 2
VT82C686A – USB Port 0-1 Interface
AD18
Device 07
Function 3
VT82C686A – USB Port 2-3 Interface.
Function 4
VT82C686A – PMU and SMBus interface
Function 5
VT82C686A – AC97 Audio Interface.
Function 6
VT82C686A – AC97 Modem Interface.
AD21
Device 0A
Function 0
Card Bus Socket A
Function 1
Card Bus Socket B
INT Pin Allocation:
INT Pin
PCI Device
INTA CardBus
INTB
INTB
Modem / LAN
INTC VGA/Audio
INTD USB