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In DMA as the name suggest the memory can be accessed directly by i/o module. Thus overcome the drawback of programmed i/o and interrupt driven i/o where the CPU is responsible for extracting data from the memory for output & storing data in memory for input. DMA provids different information.
i) which operation (read/write) to be performed.
ii) The address of i/o device which is to be used.
What else can I help you with?
What types of operations is DMA used to accelerate?
DMA operations
When was DMA - magazine - created?
DMA - magazine - was created in 1993.
When did DMA - magazine - end?
DMA - magazine - ended in 2003.
When was DMA Distribuidora created?
DMA Distribuidora was created in 1950.
Does a DMA channel bypass the CPU?
Yes, DMA does bypass the CPU.
How is DMA different that busmastering?
DMA is the same thing as bus-mastering.
Generally which transfer mode is faster DMA or PIO?
DMA transfers data directly from the drive to memory without involving the CPU. PIO involves the CPU and is slower than DMA mode.
How many DMA channels are supported by Windows XP?
8 DMA Channels .
How many DMA channels are in AT class?
There are 8 DMA channels in an AT class computer.
How do you get onto anti-dma?
anti-dma code is a code that disables bad egs
What technology has replaced DMA?
If by DMA you mean Direct Memory Access, nothing has replaced it.
Floppy drive use the dma channel?
a customer as an IBM Desktop computer
