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What is I/O Interface and DMA in Computer Architecture about?
The document provides an overview of Input-Output (I/O) interfaces and their functions in computer architecture, detailing the roles of various components such as data bus buffers, ports, control registers, and DMA controllers. It explains different modes of data transfer including Programmed I/O, Interrupt-initiated I/O, and Direct Memory Access (DMA), highlighting the advantages and operational mechanisms of DMA. Additionally, it describes the three DMA transfer modes: Burst Mode, Cycle Stealing Mode, and
- Author
- shashankh238h
- Language
- EN