Question

Write a subroutine in assembly language to fill the memory locations 7301H to 73FFH with the hexadecimal numbers 01H to FFH respectively

Answer 1

Label	Mnemonic	Comment
START:     LOOP:	LXI D, 7301H MVI A, 01 H MVI B, FFH STAX D INR A INR E DCR B JNZ LOOP RET	; Set memory start address ; Set accumulator to immediate data 01 H ; Load counter ; Store data in memory ; Increment data ; Increment memory address ; count = count – 1 ; go back if not over ; return to the main program if over