B.2 dma channel assignments, Table b.2: dma channel assignments, Dma channel assignments – Intel SOM-4486 User Manual

Page 47: Table b.2:dma channel assignments

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Chapter B

B.2 DMA channel assignments

Table B.2: DMA channel assignments

Channel

Function

0

Available

1

Available

2

Floppy disk (8-bit transfer)

3

Parallel**

4

Cascade for DMA controller 1

5

Available

6

Available

7

Available

**

Parallel port DMA default setting: DMA 3
Parallel port DMA select: DMA 1, 3