6 Technical Information
Specifications
DMAs used by PC | DMA 0 | free | |
| DMA 1 | free if not used for parallel port in Setup | |
| DMA 2 | flexible disk drive controller | |
| DMA 3 | free if not used for parallel port in Setup | |
| DMA 4 | used to cascade DMA channels | |
| DMA 5 | free | |
| DMA 6 | free | |
| DMA 7 | free | |
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I/O Addresses used by PC | 170h - 177h, 376h IDE secondary channel | ||
| 1F0h - 1F7h, 3F6h IDE primary channel | ||
| 278h | - 27Fh parallel port | |
| 2E8h - 2EFh serial port | ||
| 2F8h - 2FFh serial port | ||
| 370h | - 371h integrated I/O controller | |
| 378h | - 37Fh parallel port | |
| 3B0h - 3DFh integrated video graphics controller | ||
| 3E8h - 3EFh serial port | ||
| 3F0h - 3F5h, 3F7h integrated flexible disk controller | ||
| 3F8h - 3FFh serial port | ||
| 496h | - 497h HP reserved | |
| 678h | - 67Bh parallel port if ECP mode is selected | |
| 778h | - 77Bh parallel port if ECP mode is selected | |
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