Consider the two following ways to implement a loop that will execute 10 times:

Question

Consider the two following ways to implement a loop that will execute 10 times:

A)

               movlw 10

               movwf loop counter

loop:

            ...

            decf loop counter,f

            btfss STATUS,Z

            goto loop

B)

           movlw 10

           movwf loop counter

loop:

             ...

             decfsz loop counter

             goto loop

             Evaluate each of the methods by giving the number of bytes of instructions the two methods differ by and the number of clocks the two methods will differ by (if any).

Explanation / Answer

the two methods are same they have same nuber of bytes of instruction

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