I/O Address Map; A.3 I/O Address Map - Kontron MOPSlcdLX User Manual

Appendix A

A.3 I/O Address Map

The I/O-port addresses of the processor module MOPSlcdLX are functionally identical to a standard PC/AT.
All addresses not mentioned in this table should be available. We recommend that you do not use I/O
addresses below 0110h with additional hardware for compatibility reasons, even if available.
I/O
Address (h)
0000 - 001F DMA Controller 1
0010 System Control
0020 - 003F Interrupt Controller 1
0040 - 005F Timer, Counter
0060 - 006F Keyboard controller
0070 NMI Enable Register
0070 - 0077 Real Time Clock and CMOS
0080
0081 - 008F DMA Page Register
0092 System Control
00A0 00BF Interrupt Controller 2
00C0 - 00DF DMA Controller 2
00E0 - 00EF System Control
00F0 - 00FF Math Coprocessor
01F0 - 01F7
0278 - 027F
02E8 - 02EF
02F8 - 02FF Serial Port 2
0378 - 037F Parallel Port 1
03BC - 03C4
03B0 - 03DF
03E8 - 03EF
03F0 - 03F7 Diskette Controller
03F8 - 03FF Serial Port 1
0480 - 048F DMA Extension
04D0 - 04D8 PIC Extension
0A78 - 0A7F PnP Extension
0CF8 - 0CFF PCI Configuration
6000 - 63FF
9C00 - 9FFF
AC1C - AC1F
FE00 - FE0F
FF00 - FF3F
Kontron User's Guide MOPSlcdLX
Use Available
No
No
No
No
No
No
No
Registers
BIOS POST No
No
No
No
No
No
No
Fixed Disk No
Yes
Yes
No
No
Yes
VGA No
Yes
No
No
No
No
No
No
Reserved No
Reserved No
Reserved No
Reserved No
Reserved No
50
Comment
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Fixed
Possible address of LPT2
Possible address of COM4
Default for COM2, free with different configuration
Default for LPT1; free with different configuration
Possible address of LPT3
Fixed
Possible address of COM3
Free, if device is disabled in setup
Default for COM1, free with different configuration
Fixed
Fixed
Fixed
Fixed
Fixed (Default address from AMD PCI ISA-Bridge)
Fixed (Default address from AMD PCI ISA-Bridge)
Fixed (Default address from AMD PCI Host Bridge)
Fixed (Default address from AMD PCI IDE Controller)
Fixed (Default address from INTEL PCI Network Con-
troller
System Resourcen