Last modified on 26 March 2013, at 15:10

A+ Certification/DMA

DMA stands for Direct Memory Access. It is a method used to send and or receive information that is not under the control of a CPU. DMA channel availability is as follows:

  • 0-Available
  • 1-Sound Device
  • 2-Floppy Disk Controller
  • 3-Available
  • 4-DMA controller
  • 5-Available
  • 6-Available
  • 7-Available