Computer Architecture20795 marksDirect Memory Access, Input-Output Processor, DMA vs. IOP
Explain Direct Memory Access with suitable diagram.
Explain Direct Memory Access with suitable diagram. [5]
Direct Memory Access (DMA) is a process for data transfer between memory and I/O devices, controlled by an external circuit called the DMA controller, without the involvement of the CPU. It is especially useful for bulk data transfers, such as data transfer between memory and a hard disk. Most da...