| DMA number | meaning | connected to/managed by | |
| 0 | |||
| remote video -> VGA | VidComp.0 | ||
| local video -> VGA | VidComp.1 | ||
| audio out | VidComp.2 | ||
| audio in | VidComp.3 | ||
| encoder -> memory | VidComp.4 | ||
| memory -> decoder | VidComp.5 | ||
| firmware load of VidComp | VidComp.6 | ||
| reserved | VidComp.7 | ||
| VGA | |||
| IDE data in | 553.0 | ||
| IDE data out | 553.1 | ||
| sound in | 553.2 | ||
| sound out | 553.3 | ||
| Ether100.0 | |||
| Ether10 in & out | FB.0 | ||