AMD PCM-5820 Computer Hardware User Manual


 
Appendix B System Assignments 97
B.2 DMA channel assignments
Table B-2: DMA channel assignments
Channel Function
0 Available
1 Audio*
2 Floppy disk (8-bit transfer)
3 Parallel**
4 Cascade for DMA controller 1
5 Audio*
6 Available
7 Available
* Audio DMA default setting: DMA 1.5
Audio High DMA select: DMA 1.3
Audio Low DMA select: DMA 5.6.7
** Parallel port DMA default setting: DMA 3
Parallel port DMA select: DMA 1.3