PowerPoint for subject: Microprocessor and Application, Week 1st, Introduction

1. MICROPROCESSOR
INTRODUCTION
Arkhom JODTANG
Civil Aviation Training Center

2. Computer System
CPU
Hard
drive
(Program)
Memory
(RAM)
Port
2

3. Computer System
3
Image from http://www.computer-laptop-tuning.de/preise-leistungen/

4. Microprocessor
Contents
 Microprocessor is a digital
electronic device use for
process the mathematics
calculation, Logic Operation,
Store. Microprocessor is
manufacture in the form of
Integrated circuit (IC) chip.
4

5. Microcontroller MCS51
5
Image from http://www.mikroe.com/chapters/view/65/

6. Microcontroller MCS51
6
Image from http://www.mikroe.com/chapters/view/65/

7. Microcomputer System and
Microcontroller comparison7
Microcomputer System Microcontroller
Processor ALU
Memory (RAM) Memory (Internal RAM)
Operating system (Hard drive) Program memory (Flash ROM)
Peripheral Devices Port

8. For subject Microprocessor and Application
Required knowledge8

9. Number System
9
Decimal Binary Hexadecimal
0 0000 0000 0
1 0000 0001 1
2 0000 0010 2
3 3
4 4
5 5
6 6
7 7
8 8
9 0000 1001 9
10 0000 1010 A
11 0000 1011 B
12 0000 1100 C
13 0000 1101 D
14 0000 1110 E
15 0000 1111 F
16 0001 0000 10

10. Hexadecimal Binary
: :
0 E 0 0 0 0 1 1 1 0
0 F 0 0 0 0 1 1 1 1
1 0 0 0 0 1 0 0 0 0
1 1 0 0 0 1 0 0 0 1
: :
Hexadecimal Binary Decimal
0 0 0 0 0 0 0 0 0 0
1 0 0 0 0 0 0 0 1 1
2 0 0 0 0 0 0 1 0 2
: : :
: : :
7 D 0 1 1 1 1 1 0 1 125
7 E 0 1 1 1 1 1 1 0 126
7 F 0 1 1 1 1 1 1 1 127
8 0 1 0 0 0 0 0 0 0 128
8 1 1 0 0 0 0 0 0 1 129
: : :
: : :
F E 1 1 1 1 1 1 1 0 254
F F 1 1 1 1 1 1 1 1 255
Hexadecimal Binary
: :
1 8 0 0 0 1 1 0 0 0
1 9 0 0 0 1 1 0 0 1
1 A 0 0 0 1 1 0 1 0
1 B 0 0 0 1 1 0 1 1
: : 8 Bits = 1 Byte
5 July 2016Microprocessor
10

11. Digital Quantity
11
 Bit (1 bit)
 Nibble (4 bits)
 Byte (8 bits)
Word size
 8 bits ( MCS-51)
 32 bits ( X86 )
 64 bits ( X64 )

12. Word Size
 MCS-51 is 8-bits word size computer
1 1 0 1 0 0 1 1
D 3
Binary
Hexadecimal
8 Bits = 1 Byte

13. Additional
13
5 01008 1001
2
+
Decimal
7
7
5
+
9
9
8
+
1001
1101
1100
+ +
0101
Binary
1
Additional digit
1
Additional digit
1
1 1

14. Additional
14
C
9
+ +
5
Binary
1
0100 4
1001
1101
9
+ +
D
Binary Hexadecimal
1100
1001
01011
Hexadecimal
Additional digit (bit)
x

15. Subtraction
15

16. Multiplication
16
3 0 E8 F F
2
x
Decimal
6
7
6
x
9
9
1
x
0 9
7 E
F F
x x
0 1
Hexadecimal
F
E
Additional Byte
X X
5 8
Additional Number

17. Division
17

18. Subject perspective view18

19. MCS-51 Family Microcontroller Operation
Concept
19
 Digital System (Every thing is NUMBER)
 Cell Memory concept
 Read Program from Program Memory
 Operate
 Use Data Memory as tools for operation

20. Program memory and Data memory
20
Central
Processing Unit
(CPU)
Address bus
Data bus
Address bus
Data bus
Program Memory (ROM) Data Memory
(RAM)

21. Single chip computer system
21

22. Sample Circuit
22
http://www.botskool.com/tutorials/electronics/8051/input-output-instructions-
8051-assembly-language

23. Sample Circuit
23
 With some device

24. Sample MCS-51 Application
24

25. Developing
5 July 2016MCS51 Instruction
25
Save / Load
Build
Assembly
file (.asm)
Hex file
Emulator
Circuit
Simulator
Microcontroller
Board
Assembly Editor

26. 26

27. 27

28. 28

29. Assembly Instruction
29
Contain 2 parts
 Mnemonics'
 MOV
 ADD
 MUL
 INC
 XCH
 …
 Operands
 ACC, B, #5DH
 R0 (00h), R1 (01h), … R7, 34h, FFh
 P1, PSW, T1, IE

30. Basic Assembly Instruction
30
 Copy value for some memory cell
 MOV A, #54H
 MOV A, P2
 MOV P3.1, C
 Increase / Decrease
 INC R1
 DEC Acc
 Exchange value between two cells
 XCH A, R2
 Program Control (Jumping)
 JMP LabelName

31. Applications
31
 Display to LED
 Single LED
 7-segments
 Matrix LED Display
 Drive small load
 Driving Relay
 Servomotor
 Stepper motor
 LCD Display
 Communication with other digital devices

32. MCS-51 System board
32

33. Subject Measurement
33

34. Instructor
34
 A. Arkhom JODTANG
 Office: Building 10 2nd floor
 Contact: Facebook
 Arkhom JODTANG
 Group: A.Arkhom+ATAE3
 Group: A.Arkhom+ATAI3