I/O Map - Intel SE440BX - Desktop Board Motherboard Product Manual

I/O Map

Table 37.

I/O Map

Address (hex)
0000 - 000F
0020 - 0021
002E - 002F
0040 - 0043
0048 - 004B
0060
0061
0064
0070 - 0071
0080 - 008F
00A0 - 00A1
00B2 - 00B3
00C0 - 00DE
00F0 - 00FF
0120 - 0127
0170 - 0177
01F0 - 01F7
0201
0202
0204
0205
0220 - 022F
0228 - 022F
0240 - 024F
0260 - 026F
0274 - 0277
0278 - 027F
0280 - 028F
02E8 - 02EF
02F8 - 02FF
0300 - 0301
0330 - 0331
0332 - 0333
0334 - 0335
0376 - 0377
0378 - 037F
0388 - 038B
0398 - 039B
03A0 - 03A3
03A8 - 03AB
03B0 - 03BB
03C0 - 03DF
03E8 - 03EF
Size Description
16 bytes DMA controller 1
2 bytes Interrupt controller 1
2 bytes Super I/O controller configuration registers
4 bytes Counter/Timer 1
4 bytes Counter/Timer 2
1 byte Keyboard controller
1 byte NMI, speaker control
1 byte Keyboard controller
2 bytes Real time clock controller
16 bytes DMA page registers
2 bytes Interrupt controller 2
2 bytes APM control
31 bytes DMA controller 2
16 bytes Numeric processor
8 bytes Audio controller
8 bytes Secondary IDE controller
8 bytes Primary IDE controller
1 byte Audio / game port / joy stick
1 byte Audio / game port / joy stick
1 byte Audio / game port / joy stick
1 byte Audio / game port / joy stick
16 bytes Audio (Sound Blaster
8 bytes LPT3
16 bytes Audio (Sound Blaster compatible)
16 bytes Audio (Sound Blaster compatible)
4 bytes I/O read data port for ISA Plug and Play enumerator
8 bytes LPT2
16 bytes Audio (Sound Blaster compatible)
8 bytes COM4/Video (8514A)
8 bytes COM2
2 bytes MPU-401 (MIDI)
2 bytes MPU-401 (MIDI)
2 bytes MPU-401 (MIDI)
2 bytes MPU-401 (MIDI)
2 bytes Secondary IDE controller
8 bytes LPT1
†
4 bytes AdLib (FM synthesizer)
4 bytes AdLib (FM synthesizer)
4 bytes AdLib (FM synthesizer)
4 bytes AdLib (FM synthesizer)
12 bytes Video (monochrome)
32 bytes Video (VGA
8 bytes COM3
SE440BX-2 Motherboard Product Guide
†
compatible)
†
)
continued
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