How to ADD two 16 Bit Number

Suppose we have to add two HEX numbers viz:

4351 & 3211.

First take the LSB of two number and ADD them. Then take the MSB of thw numbers and add them with CARRY.

CODE:

MVI A,51H

MVI B,11H

ADD B

STA 5000H

MVI A,43H

MVI B,32H

ADC B

STA 5002H

HLT

When this program will be executed then LSB will be saved at location 5000H and MSB will be saved at 5002H location