Appendix 1: I/O Port Address Map - ROHS ITX-i2705 User Manual

Appendix

Appendix 1: 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
00000000 - 00000CF7
00000060 - 00000060
00000064 - 00000064
00000070 - 00000073
000001F0 - 000001F7
00000274 - 00000277
00000279 - 00000279
000002E8 - 000002EF
000002F8 - 000002FF
00000378 - 0000037F
000003B0 - 000003BB
000003C0 - 000003DF
000003E8 - 000003EF
000003F0 - 000003F5
000003F6 - 000003F6
000003F7 - 000003F7
000003F8 - 000003FF
000004E8 - 000004EF
000004F8 - 000004FF
00000778 - 0000077B
00000D00 - 0000FFFF
00000000 - FFFFFFFF
0000B000 - 0000BFFF
Device Description
PCI bus
Standard 101/102-Key or Microsoft Natural PS/2
Keyboard
Standard 101/102-Key or Microsoft Natural PS/2
Keyboard
System CMOS/real time clock
Primary IDE Channel
ISAPNP Read Data Port
ISAPNP Read Data Port
Communications Port
Communications Port
Printer Port
Mobile Intel® 945 Express Chipset Family
Mobile Intel® 945 Express Chipset Family
Communications Port
Standard floppy disk controller
Primary IDE Channel
Standard floppy disk controller
Communications Port
Communications Port
Communications Port
Printer Port
PCI bus
ISAPNP Read Data Port
Intel® 82801G (ICH7 Family) PCI Express Root
Port - 27D0
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