Acer Veriton 3500G Service Manual page 40

Onboard Device ID & IRQ Map
Device
Intel 845G MCH
P2P
(Func.0) ICH4 (LPC)
(Func.1) ICH4 (IDE)
(Func.2) ICH4(USB)
(Func.3) ICH4 (SMBUS)
(Func.5) ICH4 (AC97 Audio)
PCI Slot 1
PCI Slot 2
PCI Slot 3
PCI Slot IRQ Routing Map
PCI INTX#
PCI 1 Route 1
PCI 2 Route 4
PCI 3 Route 3
I/O Address Map
Hex Range
000-00F
020-021
040-043
060-060
061-061
070-071
081-08F
0A0-0A1
0C0-0DF
0F0-0FF
170-177
1F0-1F7
278-27F
2F8-2FF
378-37F
3F0-3F5
3F6-3F6
3F7-3F7
3F8-3FF
0CF8
0CFC
778-77A
30
AD#
AD11
AD30
AD31
AD31
AD31
AD31
AD31
AD16
AD17
AD21
INTA INTB
Route 2
Route 1
Route 4
DMA Controller-1
Interrupt Controller-1
System Timer
Keyboard Controller 8742
System Speaker
CMOS RAM Address and Real Time Clock
DMA Controller-2
Interrupt Controller-2
DMA Controller-2
Math Co-Processor
Secondary IDE
Primary IDE
Parallel Printer Port 2
Serial Asynchronous Port 2
Parallel Printer Port 1
Floppy Disk Controller
Secondary IDE
Primary IDE
Serial Asynchronous Port 1
Configuration Address Register
Configuration Data Register
Parallel Printer Port 1
IDSEL Route Reg.
00h
13h
14h
14h
14h 68h
14h
14h 61h
05h 60h
06h 61h
07h 62h
INTC
Route 3
Route 2
Route 1
Devices
Mask
FFh
FFh
FFh
FFh
FFh
INTD
Route 4
Route 3
Route 2
Veriton 3500/5500/7500