WELCOME

DC MOTOR SPEED CONTROL SYSTEM USING AT89S52

MICROCONTROLLERBachelor of Technology

In

Electronics and Communication EngineeringBy

A. YAYATHI (09821A0404)MD. THALIB (09821A0440)

Under the esteemed guidance of Mr. P. Ajay Kumar

AIM:The main aim of the project is

to develop a system which controls or measure the speed of motor

WHY IT IS USE ? system costs and power consumption

Description:

PWM technique

duty cycle concept for controlling the speed

the speed of the motor at which it is rotating we are using slot sensor.

BLOCK DIAGRAM:

POWER SUPPLY:

MICRO CONTROLLERAT89S52

Features • Compatible with MCS-51™ Products • 8K Bytes of In-System Reprogrammable Flash Memory • Endurance: 1,000 Write/Erase Cycles • Fully Static Operation: 0 Hz to 24 MHz • Three-level Program Memory Lock • 256 x 8-bit Internal RAM • 32 Programmable I/O Lines • Three 16-bit Timer/Counters • Eight Interrupt Sources • Programmable Serial Channel • Low-power Idle and Power-down Modes Oscillator

DRIVER

DC MOTOR

KEY PAD

LCD

ADVANTAGES:

It is reliable.

It is very simple to control.

Easy to handle.

It is cost effective and efficient

APPLICATIONS:

It is used in industrial process control

It can be used in CPU to cooling the processor.

It can also be used in custom control.