Microprocessor and Computer Architecture20815 marksDirect Memory Access
Write short notes on (any two): a) DMA b) Flags in 8085 Microprocessor c) Instruction set.
Write short notes on (any two): a) DMA b) Flags in 8085 Microprocessor c) Instruction set. [5]
--- DMA is a technique that allows peripheral devices to transfer data directly to/from memory without involving the CPU for each byte of transfer. - Normally, the CPU handles all data transfers between I/O devices and memory, which wastes CPU time. - In DMA, a special hardware unit called the DM...