IBASE Technology GX-412HC, Руководство пользователя, Страница: 39 / 43

APPENDIX
MBN500 Series User’s Manual
39
Appendix
A. I/O Port Address Map
Each peripheral device in the system is assigned a set of I/O port
addresses, which also becomes the identity of the device. The following
table lists the I/O port addresses used.
Address Device Description
0000h-03AFh PCI bus
0000h-000Fh Direct memory access controller
0010h-001Fh Motherboard resources
0020h-0021h Programmable interrupt controller
0040h-0043h System timer
0061h-0061h System speaker
0070h-0071h System CMOS/real time clock
0072h-007Fh Motherboard resources
0081h-0083h Direct memory access controller
0084h-0086h Motherboard resources
0087h-0087h Direct memory access controller
00A0h-00A1h Programmable interrupt controller
00A2h-00BFh Motherboard resources
00C0h-000Dh Direct memory access controller
00F0h-00FFh Numeric data processor
02F8h-02FFh Communications Port (COM2)
03B0h-03BBh PCI Express standard Root Port
03B8h-03DFh PCI bus
03F8h-03FFh Communications Port (COM1)
0CD8h-0CDFh Motherboard resources
F000h-F00Fh AMD SATA Controller