![](/images/backgrounds/110329/110329-5447x1.png)
Table 10. I/O Map (continued)
Address (hex) | Size |
0377, bits 6:0 | 7 bits |
0378 - 037F | 8 bytes |
0388- 038B | 6 bytes |
03B0 – 03BB | 4 bytes |
03C0 – 03DF | 2 bytes |
03CC | 1 byte |
03CE – 03CF | 2 bytes |
03D4 – 03D5 | 2 bytes |
03DA | 1 byte |
03E8 – 03EF | 8 bytes |
03F0 - 03F5 | 6 bytes |
03F6 | 1 byte |
03F8 - 03FF | 8 bytes |
One of these ranges: | 8 bytes |
0530 – 0537 |
|
0E80 – 0E87 |
|
0F40 – 0F47 |
|
0800 – 087F |
|
9000 – 9FFF |
|
LPTn + 400h | 8 bytes |
0CF8 - 0CFB* | 4 bytes |
0CF9** | 1 byte |
0CFC - 0CFF | 4 bytes |
EF00 – EF3F | 64 bytes |
FFA0 - FFA7 | 8 bytes |
FFA8 - FFAF | 8 bytes |
32contiguous bytes starting on a
64contiguous bytes starting on a
*Dword access only
**Byte access only
Technical Reference
Description
Secondary IDE channel status port
LPT 1
AdLib† (FM synthesizer)
Intel 82810 – DC100 Graphics Controller Hub (GCH)
Graphics Controller Hub (GCH)
Video (VGA)
Video (VGA)
Video (VGA)
Video (VGA)
COM3
Diskette channel 1
Primary IDE channel command port
COM1
Windows Sound System
Motherboard resources
Intel 82810AA PCI bridge
ECP port, LPTn base address + 400h
PCI configuration address register
Turbo and reset control register
PCI configuration data register
Windows Sound System
Primary bus master IDE registers
Secondary bus master IDE registers
Intel 82559 LAN controller
Onboard audio controller
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