8085 Microprocessor Assembly Language Program to Add two 8-bit numbers

STANDARD PROCEDURE:

1. Analyzing the Problem:

Addition of two 8-bit numbers stored at memory location 2200 & 2201. And store the result at 2202. Basic instructions that we are going to use are LDA, MOV, ADD, STA.

2. Representing Program Operations:

3. Implementing the Solution

 

4. Loading /Running and the Solution.

 Steps to Enter the program in Kit:
· Press RESET Key
· Press SET Key
· Enter Starting Program Address
· Press INC key
· Enter the Hex Code & Press INC Key

Steps to run the program:
· Press RESET Key
· Press RUN Key
· Enter Starting Program Address
· Press EXEC Key

Steps to check registers content after running the code:
· Press RESET Key
· Press REG Key
· Press the A Key to check accumulator
· Press INC Key or DEC key to check all other register’s content.

5. Testing the Solution
After running the program content of the memory addresses:
Observation Table:

 

Conclusions:
Using 8085 microprocessor trainer kit we can add two 8-bit numbers stored at memory location 2200 & 2201. And store the result at 2202.