8086 program to add two 16-bit numbers with or without carry

In this program we will see how to add two 16-bit numbers with and without carry.

Problem Statement

Write 8086 Assembly language program to add two 16-bit number stored in memory location 3000H – 3001H and 3002H – 3003H.

Discussion

8086 is 16-bit register. We can simply take the numbers from memory to AX and BX register, then add them using ADD instruction. When the Carry is present store carry into memory, otherwise only store AX into memory.

• We are taking two numbers BCAD + FE2D = 1BADA

Input:

Flow Diagram

Program

Output