Som-4472 Resources - Advantech SOM-ETX Series Design Manual

2.3.3 SOM-4472 Resources

Table 2.20 SOM-4472 IRQ Resources
IRQ Description
0 (ISA)System timer
1 (ISA)Standard 101/102-Key or Microsoft Natural PS/2 Keyboard
2 -
3 (ISA)Communications Port (COM2)
4 (ISA)Communications Port (COM1)
5 -
6 (ISA)Standard floppy disk controller
7 (ISA)ECP Printer Port (LPT1)
8 (ISA)System CMOS/real time clock
9 (ISA)Microsoft ACPI-Compliant System
10 -
(PCI)Realtek RTL8139(A/B/C/8130) PCI Fast Ethernet NIC, VIA USB Universal Host
11
Controller, Avance AC'97 Audio for VIA (R) Audio Controller
12 (ISA)PS/2 Compatible Mouse
13 (ISA)Numeric data processor
14 (ISA)Primary IDE Channel
15 (ISA)Secondary IDE Channel
Table 2.21 SOM-4472 DMA Resources
DMA Description
0 Cascade to DMA4
1 -
2 Standard floppy disk controller
3 ECP Printer Port (LPT1)
4 Direct memory access controller
5 -
6 -
7 -
Table 2.22 SOM-4472 Memory Map
Memory Address
00000000 - 0009FFFF
000A0000 - 000BFFFF
000A0000 - 000BFFFF
000A0000 - 000BFFFF
000C0000 - 000DFFFF
000CE000 - 000CFFFF
000F0000 - 000F7FFF
000F8000 - 000FBFFF
000FC000 - 000FFFFF
00100000 - 06FEFFFF
06FF0000 - 06FFFFFF
07000000 - FFEFFFFF
E0000000 - E7FFFFFF
E0000000 - E7FFFFFF
EC000000 - EDFFFFFF
ED000000 - ED07FFFF
EE000000 - EE0000FF
FEE00000 - FEE00FFF
FFFF0000 - FFFFFFFF
34
Advantech SOM-ETX Design Guide
Description
System board
PCI bus
PCI standard PCI-to-PCI bridge
S3 Graphics Twister + S3Hotkey
PCI bus
System board
System board
System board
System board
System board
System board
PCI bus
PCI standard PCI-to-PCI bridge
S3 Graphics Twister + S3Hotkey
PCI standard PCI-to-PCI bridge
S3 Graphics Twister + S3Hotkey
Realtek RTL8139(A/B/C/8130) PCI Fast Ethernet NIC
System board
System board
Chapter 2 SOM-ETX Overview