Intel AN430TX - Motherboard - ATX Technical Product Specification page 49

Table 36. I/O Map (continued)
Address (hex) Size
03B4 - 03B5 2 bytes
03BA 1 byte
03BC - 03BF 4 bytes
03C0 - 03CA 11 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
03F7 (Write) 1 byte
03F7, bit 7 1 bit
03F7, bits 6:0 7 bits
03F8 - 03FF 8 bytes
04D0 - 04D1 2 bytes
0530 - 0537 8 bytes
0604 - 060B 8 bytes
LPT n + 400h 8 bytes
0CF8 - 0CFB* 4 bytes
0CF9** 1 byte
0CFC - 0CFF 4 bytes
0E80 - 0E87 8 bytes
0F40- 0F47 8 bytes
0F86 - 0F87 2 bytes
FF00 - FF07 8 bytes
FFA0 - FFA7 8 bytes
FFA8 - FFAF 8 bytes
Dynamically 32 bytes
allocated in PCI
I/O space
* DWORD access only
** Byte access only
NOTE
See the Audio section(s) in Chapter 1 for specific I/O addresses that can be used by the audio
components on your motherboard. This table does not list I/O addresses that may be used by add-
in cards in the computer.
Description
Video (VGA)
Video (VGA)
LPT3
Video (VGA)
Video (VGA)
Video (VGA)
Video (VGA)
Video (VGA)
COM3
Floppy Channel 1
Primary IDE Channel Command Port
Floppy Channel 1 Command
Floppy Disk Change Channel 1
Primary IDE Channel Status Port
COM1
Edge/level triggered PIC
Windows Sound System
Windows Sound System
ECP port, LPT n base address + 400h
PCI Configuration Address Register
Turbo and Reset Control Register
PCI Configuration Data Register
Windows Sound System
Windows Sound System
Yamaha OPL3-SA Configuration
IDE Bus Master Register
Primary Bus Master IDE Registers
Secondary Bus Master IDE Registers
USB
Motherboard Resources
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