| System Resource | ||||
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| x03F8 - x03FF | Communication Port (COM1) |
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| x0400 - x04BF | Motherboard Resource |
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| x04D0 - x04D1 | Motherboard Resource |
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| x0500 - x051F | Intel(R) 82801DB/DBM SMBus Controller - 24C3 |
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| x0778 - x077B | Printer Port (LPT1) |
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| x0A78 - x0A7B | Motherboard Resource |
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| x0B78 - x0B7B | Motherboard Resource |
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| x0BBC - x0BBF | Motherboard Resource |
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| x0CF8 - x0CFF | PCI Bus |
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| x0E78 - x0E7B | Motherboard Resource |
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| x0F78 - x0F7B | Motherboard Resource |
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| x0FBC - x0FBF | Motherboard Resource |
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| xA000 - xBFFF | Intel(R) 82801DB PCI Bridge - 244E |
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| xB000 - xB03F | Intel(R) PRO/1000 MT Network Connection |
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| xC000 - xC01F | Intel(R) 82801DB/DBM USB Universal Host Controller |
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| xC400 - xC41F | Intel(R) 82801DB/DBM USB Universal Host Controller |
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| xC800 - xC81F | Intel(R) 82801DB/DBM USB Universal Host Controller |
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| xCC00 - xCC07 | Intel(R) 82852/82855 GM/GME Graphics Controller |
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| xD400 - xD4FF | Realtek AC'97 Audio |
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| xD800 - xD83F | Realtek AC'97 Audio |
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| xF000 - xF007 | Primary IDE controller (dual fifo) |
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| xF000 - xF00F | Intel(R) 82801DB Ultra ATA Storage Controller - 24CB |
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| xF008 - xF00F | Secondary IDE controller (dual fifo) |
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54 | I/O Address Map |