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Intel Desktop Board D810E2CA3 Technical Product Specification
2.3 I/O Map
Table 14.
I/O Map
Address (hex)
0000 - 000F
0020 - 0021
0040 - 0043
0060
0061
0064
0070 - 0071
0072 - 0073
0080 - 008F
0092
00A0 - 00A1
00B2 - 00B3
00C0 - 00DF
00F0
0170 - 0177
01F0 - 01F7
One of these ranges:
0220 - 022F
0240 - 024F
(Note 1)
0228 - 022F
(Note 1)
0278 - 027F
(Note 1)
02E8 - 02EF
(Note 1)
02F8 - 02FF
0376
0377, bits 6:0
0 378 - 037F
0388 - 038B
03B0 - 03BB
03C0 - 03DF
03E8 - 03EF
03F0 - 03F5
03F6
03F8 - 03FF
04D0 - 04D1
LPTn + 400
(Note 2)
0CF8 - 0CFB
(Note 3)
0CF9
0CFC - 0CFF
FFA0 - FFA7
FFA8 - FFAF
96 contiguous bytes starting on a 128-byte divisible boundary
44
Size
16 bytes
2 bytes
4 bytes
1 byte
1 byte
1 byte
2 bytes
2 bytes
16 bytes
1 byte
2 bytes
2 bytes
32 bytes
1 byte
8 bytes
8 bytes
16 bytes
8 bytes
8 bytes
8 bytes
8 bytes
1 byte
7 bits
8 bytes
6 bytes
12 bytes
32 bytes
8 bytes
6 bytes
1 byte
8 bytes
2 bytes
8 bytes
4 bytes
1 byte
4 bytes
8 bytes
8 bytes
Description
DMA controller
Programmable Interrupt Control (PIC)
System timer
Keyboard controller byte—reset IRQ
System speaker
Keyboard controller, CMD/STAT byte
System CMOS/Real Time Clock
System CMOS
DMA controller
Fast A20 and PIC
PIC
APM control
DMA
Numeric data processor
Secondary IDE channel
Primary IDE channel
†
Audio (Sound Blaster Pro
LPT3
LPT2
COM4/video (8514A)
COM2
Secondary IDE channel command port
Secondary IDE channel status port
LPT1
†
AdLib
(FM synthesizer)
Intel 82810E DC-133 GMCH
Intel 82810E DC-133 GMCH
COM3
Diskette channel 1
Primary IDE channel command port
COM1
Edge/level triggered PIC
ECP port, LPTn base address + 400h
PCI configuration address register
Turbo and reset control register
PCI configuration data register
Primary bus master IDE registers
Secondary bus master IDE registers
ICH (ACPI + TCO)
-compatible)
continued
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