The document discusses a group project presentation on using the EMU-8086 processor. It introduces the 16-bit processor and covers four instructions - MOV, ADD, LOOP and SUB through examples and diagrams of how they update memory addresses and values. Syntax and functionality of each instruction is demonstrated step-by-step.

2. Course: CAO
C.Id: 10440
Group Members:
• Salman Bajwa(3746)
• M. Taimour (4727)
• Shahrukh Ahmed (4798)
• Akhtar Waqar (4682)
Instructor: Mr. Kamran Ali

3. Project Presentation

4. Introduction:
• Using EMU-8086 processor.
• It’s a low level-assembly language
based processor.
• It’s a 16 bit processor.
We will be using here 4 instructions
• MOV
• ADD
• LOOP
• SUB

5. SYNTAX:
MOV DESTINATION , SOURCE
EXAMPLE:
ORG 100H
MOV AH,10H
MOV BL,AH
RET

6. RAM
Address-Bus
0100H
Control-Bus
0100H 10h
READ
Data-Bus
10H

7. RAM
Address-Bus
0104H
Control-Bus
0100H 10H
Read
0104H 10H
Data-Bus
10H

8. SYNTAX:
ADD Register , Number place in memory
EXAMPLE:
ORG 100h BEFORE AFTER
MOV AH,10h
MOV BH,5h
ADD AH,BH
MOV DL,AH
RET

9. RAM
Address-Bus
0100H
Control-Bus
0100H 10h
READ
Data-Bus
10H

10. RAM
Address-Bus
0104H
Control-Bus
0100H 10H
Read
0104H 5H
Data-Bus
5H

11. RAM
Address-Bus
0106H
Control-Bus
0100H 10H
Read
0104H 5H
0106H 15H
Data-Bus
15H

12. SYNTAX:
TAG:
LOOP , TAG(NAME)
EXAMPLE:
ORG 100h
MOV AH,0EH
MOV BL,30H
MOV CL,0AH
AGAIN:MOV AL,BL
INT 10H
INC BL
LOOP AGAIN
RET

13. RAM
Address-Bus
0102H
Control-Bus
0102H 0eH
Read
Data-Bus
OEh

14. RAM
Address-Bus
0104H
Control-Bus
0102H 0eH
Read
0104H 30H
Data-Bus
15H

15. RAM
Address-Bus
0106H
Control-Bus
0100H 0eH
Read
0104H 30H
0106H 0AH
Data-Bus
0AH

16. RAM
Address-Bus
0108H
Control-Bus
0100H oeH
Write
0104H 30H
0106H 0AH
Data-Bus
30H 0108H 30H

17. SYNTAX:
SUB REGISTER, NUMBER
EXAMPLE:
ORG 100H
MOV AH,10 BEFORE AFTER
SUB AH,5
MOV BL,AH
RET

18. RAM
Address-Bus
0100H
Control-Bus
0100H 10h
READ
Data-Bus
10H

19. RAM
Address-Bus
0102H
Control-Bus
0100H 10h
Read
0102H 10H
Data-Bus
10H

20. RAM
Address-Bus
0102H
Control-Bus
0100H 10h
Read
0102H 10H
0105H 5H
Data-Bus
10H

21. RAM
Address-Bus
0107H
Control-Bus
0100H 10h
Write
0102H 10H
0105H 5H
Data-Bus
5H 0107H 5H