APPENDIX
42
IB89
8 User’s Manual
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-006Fh
PCI bus
0020h-0021h
Programmable interrupt controller
0024h-0025h
Programmable interrupt controller
0028h-0029h
Programmable interrupt controller
002Ch-002Dh
Programmable interrupt controller
0030h-0031h
Programmable interrupt controller
0034h-0035h
Programmable interrupt controller
0038h-0039h
Programmable interrupt controller
003Ch-003Dh
Programmable interrupt controller
0040h-0043h
System timer
0050h-0053h
System timer
0070h-0077h
System CMOS/real time clock
0078h-0CF7h
PCI bus
00A0h-00A1h
Programmable interrupt controller
00A4h-00A5h
Programmable interrupt controller
00A8h-00A9h
Programmable interrupt controller
00ACh-00ADh
Programmable interrupt controller
00B0h-00B1h
Programmable interrupt controller
00B4h-00B5h
Programmable interrupt controller
00B8h-00B9h
Programmable interrupt controller
00BCh-00BDh
Programmable interrupt controller
03B0h-03BBh
Intel(R) Atom(TM) Processor E3800
Series/Intel(R) Celeron(R) Processor
N2920/J1900
03C0h-03DFh
Intel(R) Atom(TM) Processor E3800
Series/Intel(R) Celeron(R) Processor
N2920/J1900
03E8h-03EFh
Nuvoton Communications Port (COM2)
03F8h-03FFh
Nuvoton Communications Port (COM1)
04D0h-04D1h
Programmable interrupt controller
0D00h-FFFFh
PCI bus
Содержание E3815
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