Question

Instruction cycle for 8085 microprocessor in

Answer 1

In the previous tutorial on 8051 Microcontroller, we have seen the Introduction of 8051, the Architecture of 8051 and the Memory Organization of the 8051 Microcontroller. Continuing further, we will take a look at the 8051 Microcontroller Instruction Set and the 8051 Addressing Modes in this tutorial.

Answer 2

Explanation:

Fetch - Retrieve an instruction from the memory.

Decode - Translate the retrieved instruction into a series of computer commands.

Execute - Execute the computer commands.

Store - Send and write the results back in memory.