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Steps involved to fetch a byte in 8085

  Shared By: Abe Fischer    Date: Jun 26    Category: Assembly Language    Views: 2379

Answer:

i. The PC places the 16-bit memory address on the address bus ii. The control unit sends the control signal RD to enable the memory chip
iii. The byte from the memory location is placed on the data bus
iv. The byte is placed in the instruction decoder of the microprocessor and the task is carried out according to the instruction

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