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00000AE305121901

PART C

Answer any two full questions, each carries 20 marks.
With suitable diagram explain the RAM _ space allocation of 8051
microcontroller.
What are the different addressing modes of 8051 microcontroller?
Write an assembly language program in 8051 to generate a time delay of 1൮൪.
Write an assembly language program to interface a stepper motor with 8051
microcontroller.
Explain the flag and PSW register of 8051 microcontroller.
What are the different data types and directives of 8051 microcontroller?
What are the different JUMP and CALL instructions in 8051 microcontroller?
Write an assembly language program to interface external keyboard with 8051
micro controller.

Explain the Stack operation of 8051 microcontroller.

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