Microprocessor and Computer Architecture20825 marksDMA controller role and operation
Explain the role of DMA controller in DMA operation.
Explain the role of DMA controller in DMA operation. [5]
Direct Memory Access (DMA) is a technique that allows I/O devices to transfer data directly to/from main memory without involving the CPU for each byte/word of the transfer. The component that manages this process is the DMA Controller. --- The DMA controller acts as a dedicated hardware unit tha...