Software • BIOS options
Chapter 4 Software
Panel PC 900 User's Manual V1.05
231
1.9 Allocation of resources
1.9.1 RAM address assignment
RAM address
Address in hexadecimal
Resource
(TOM - xxxx) – TOM
1)
N.A.
ACPI reclaim, PCI memory range, video
1024 kB – (TOM - xxxx)
100000 - N.A.
Extended memory
869 kB – 1024 kB
0E0000h - 0FFFFFh
Runtime BIOS
768 kB – 896 kB
0C0000h - 0DFFFFh
Expansion area
640 kB – 768 kB
0A0000h - 0BFFFFh
Video memory and BIOS
639 kB – 640 kB
09FC00h - 09FFFFh
Extended BIOS data
0 – 639 kB
000000h - 09FC00h
Conventional memory
Table 214: RAM address assignment
1)
TOM = Top of memory: max. installed DRAM.
1.9.2 I/O address assignment
I/O address
Resource
0000h - 00FFh
Motherboard resources
0170h - 0177h
Secondary IDE channel
01F0h - 01F7h
Primary IDE channel
0228h - 022Fh
COMF (I/O board 2)
02E8h - 02EFh
COME (I/O board 1)
02F8h - 02FFh
COMB (COM2)
0376h - 0376h
Secondary IDE channel command port
0377h - 0377h
Secondary IDE channel status port
0384h - 0385h
CAN controller
03B0h - 03DFh
Video system
03E8h - 03EFh
COMC (SDL onboard)
03F6h - 03F6h
Primary IDE channel command port
03F7h - 03F7h
Primary IDE channel status port
03F8h - 03FFh
COMA (COM1)
0400h - 047Fh
Motherboard resources
0500h - 057Fh
Motherboard resources
0CF8h - 0CFBh
PCI config address register
0CFCh - 0CFFh
PCI config data register
0D00h - FFFFh
PCI / PCI Express bus
4100h - 417Fh
MTCX
FF00h - FF07h
IDE bus master register
Table 215: I/O address assignment
1.9.3 Interrupt assignments in PIC mode
IRQ
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
NONE
System timer
●
Keyboard
●
IRQ cascade
●
COMA (COM1)
○
●
○
○
○
○
○
○
COMB (COM2)
●
○
○
○
○
ACPI
1)
●
Real-time clock
●
Coprocessor (FPU)
●
Primary IDE channel
●
Secondary IDE channel
●
COMC (SDL onboard)
○
○
○
○
○
○
●
○
COME (IF Option 1 /
I/O board 1)
○
○
○
○
○
●
○
○
COMF (IF Option 2 /
I/O board 2)
○
○
○
○
●
○
○
○
B&R
CAN
○
○
○
○
○
●
○
○
Table 216: IRQ interrupt assignments in PIC mode
1)
A
dvanced
C
onfiguration and
P
ower
I
nterface.
● ... Default setting
○ ... Optional setting
