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Specifications
Maintenance and Service Guide 6–19
I/O Address
(hex)
System Function
(shipping configuration)
0A4 - 0BD Motherboard resources
0C0 - 0DF DMA Controller
0F0 - 0FF Numeric Data Processor
100 - 107 Fast Infrared Port
140 - 14F Motherboard resources
170 - 177 Secondary IDE Channel
1F0 - 1F7 Primary IDE Channel
274 - 277 ISAPNP Read Data Port
279 ISAPNP Read Data Port
376 Secondary IDE Channel
378 - 37F Parallel port (LPT1)
3B0 - 3BB Graphics Controller
3C0 - 3DF Graphics Controller
3E8 - 3EF Fast Infrared Port
3F0 - 3F5 Floppy Disk Controller
3F6 Primary IDE Channel
3F7 Floppy Disk Controller
3F8 - 3FF Serial port (COM1)
4D0 - 4D1 Motherboard resources
Table 6-16
System I/O Addresses
(Continued)