Find the number of bytes each of the following instructions

Find the number of bytes each of the following instructions takes. MOV A, #55H Mov R3, #3 INC R2 ADD A, #0 MOV A, R1 MOV R3, A ADD A, R2

Solution

Please refer below answers and their explanation

Ans : 2 bytes

In this instruction mnemonics is 1 byte and immediate data (operand) given is 1 byte(55H)

Ans : 2 bytes

Refer (a) for explanation

Ans: 1 byte

Here no immediate data is included.The size of the instruction is only size of Mnemonics

Ans : 2 Bytes

Refer (a) for explanation

Ans : 1 Byte

Refer ( c ) for explanation

Ans : 1 Byte

Refer ( c ) for explanation

Ans : 1 Byte

Refer ( c ) for explanation