Dc motor speed control using microcontroller 8051 software

Running the code on software was easy but how do i implement the same on hardware i cant use readymade kit to run it as per the. The maximum current that can be sourced or sunk from a 8051 microcontroller is 15 ma at 5v. The dc motors fed from thyristor converters for variable speeds are being extensively used in general industrial applications. Apr 25, 2017 in this blog we will see how to control speed of dc motor. Also read the related post how stepper motor driver circuit works using 8051 microcontroller. This paper presents speed control of dc motor using an 8051 series microcontroller. Esc 20a which i purchased from for controlling motor. In this project user can use switches to controll speed of ac motor and led display is provided to show the current speed. Here, 8051 microcontroller is used to control the 12v dc series motors for the desired position. An external driver is needed to accomplish this task. Apr 19, 2017 this video explains the procedure to control the speed of a dc motor using 8051 microcontroller. Since the maximum current that can be sink from 8051 microcontroller is 15 ma at 5v. Servo motor works on pwm pulse width modulation principal, means its angle of rotation is controlled by the duration of applied pulse to its control pin.

Oct 29, 2018 pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller. How to control dc motor speed using pwm on atmega32. In our robotics applications we may have to control the speed of the dc motor. In case of l298n, the motor supply is up to 46v and it can provide a current of 3a. We are developing the code for the dc motor controller using at89s51 microcontroller. Dc motor speed control using arduino uno circuitdigest. Different dc motors need different voltages and operating high voltage motor from a low voltage controller is not a feasible option. Control circuit and motor control circuits with rf module via serial port 8051 is a oneway communication. This article shows how to interface a dc motor to an 8051 microcontroller. A well designed 8051dc motor system has essentially two parts.

This paper reports a microcontroller based control system to change the speed and direction of rotation of dc motor. At89s52 microcontroller 162 lcd l293d motor driver 4 switch array board dc gear motor 5v regulated power supply 12v dc adapter software programming ide. Pwm based dc motor speed control using microcontroller circuit design the circuit consists of one 8051 microcontroller and its supporting circuitry related to oscillator and reset, l298n motor driver module, a dc motor and a few push buttons. Dc motor speed control with 805189c51,89c52 microcontroller. The main intention of this project is to control the speed of dc motor using 8051 microcontroller which can be achieved by interfacing dc motor with 8051. There are many things which you can do with your dc motor when interfaced with a microcontroller. It is not good to connect dc motor directly to the microcontroller. Dc motor speed control with 805189c51,89c52 microcontroller using pwm technique and l293d motor driver. Now this circuit has mainly two functions, first is to drive a dc motor from low power control signals and the other is to change the direction of rotation of dc motor. My major concern is the igbt irg4bc30u that v r using. Servo motor interfacing with 8051 microcontroller at89s52.

We use embedded c for code development, keil microvision as ide, progisp for uploading. Before going further we need to discuss the hbridge. Interfacing dc motor with 8051 using l293d at89c51 keil c. I have code for the same, which i found on internet. Pdf driving circuits for dc motor control using 8051. This article discusses about how to control bldc motor using an 8bit 8051based microcontroller. Lets interface dc motor with at89s52 microcontroller and control the dc motor speed by using speed increment. The t89c51ac2 is an 8bit microcontroller based on the 8051 architecture. L293d has output current of 600ma and peak output current of 1. At the heart of the dc motor controller is microcontroller at89c51. To control the speed of the dc motor, you need a variablevoltage dc power source. Sep 22, 2018 by interfacing dc motor to the microcontroller, we can do many things like controlling the direction of the motor, controlling the speed of the motor. In this blog we will see how to control speed of dc motor. The design showed good velocity tracking performance under both load and noload conditions.

Jan 24, 2019 by interfacing dc motor to the microcontroller, we can do many things like controlling the direction of the motor, controlling the speed of the motor. Single phase ac motor speed controller project will explain you what exactly is needed to make control a real world device using our well known 8051 microcontroller. Sensorless bldc and 8051based microcontroller rc and bldc. Pdf microcontroller based dc motor speed control using pwm. Speed control of dc motor using microcontroller 8051. The block diagram of four quadrant dc motor speed control with 8051 microcontroller project is shown in the above figure. Dc motor speed control using arduino the engineering projects. Jul 09, 2016 the best method for speed control of dc motor is the use of pulse width modulation technique. As soon as the power supply is switched on, the dc motor starts gaining speed and if you.

Dc motor when interfaced with a microcontroller, can control the speed of motor, can control the direction of rotation, can also do encoding of the rotation made by dc motor i. They are fitted with internal high speed clamp diodes for inductive spike protection. Speed control of dc motor using 8051 micro controller keil and. In this tutorial we are going to interface a servo motor to 8051 microcontroller at89s52. This tutorial is about dc motor speed control with a pic microcontroller using the pwm method. We can develop sophisticated code using the timers present in the 8051, but here i will be using simple delay to generate the pwm. Speed control of dc motor by pwm in proteus simulation hello friends here is a proteus simulation of speed control of dc motor with the help of pulse width modulation pwm control, pwm signals are generated by 8051 microcontroller. Most of the dc motors have power requirements well out of the reach of a microcontroller and more over the voltage spikes produced while reversing the direction of rotation could easily damage the microcontroller. The speed of dc motor is directly proportional to the voltage applied across its terminals. Apr 25, 2009 i am a final yr engineering student and currently working on this project micro controller8051 based speed control of a dc motor v r using the pwm technique to obtain variable dc voltage. Dc motor speed control with arduino in proteus isis. Pic16f887 timer2 module is configured to generate a pwm signal with frequency of 1.

Programming the pic16f877a microcontroller for speed control. Adc0831 gets the potentiometer value and the speed is controlled using pwm technique. Open your arduino software, copy and paste the source code given below in your software. Using pwm pulse width modulation to control a device is a common practice in embedded systems. In this tutorial we will see how to control the speed of a dc motor using pulse width modulation pwm. Speed control of a dc motor using microcontroller 8051 a project report submitted by s. By interfacing dc motor to the microcontroller, we can control the direction of the motor, control the speed of the motor.

Servo motor interfacing with 8051 microcontroller servo motors are very useful in electronics and embedded systems. L293d motor driver is best to driver small dc motors so it is made part of our project. For example you can control the speed of motor, you can control the direction of rotation, you can also do encoding of the rotation made by dc motor i. A 12v dc motor is connected to the l298n motor driver module at its out1 and out2 pins. First we need to understand the working principle of servo motors. Doc speed control of a dc motor using micro controller 8051. When it comes to speed, weight, size, cost, dc motors are always preferred over stepper motor. Embedded system of dc motor closed loop speed control based. Interfacing dc motor to 8051 forms an essential part in designing embedded robotic projects. As we have discussed earlier that proteus is a really good simulation software for beginners and 8051 is the most basic among all microcontroller so this. Rohit naik 07241a0247 in partial fulfillment for the award of the degree of bachelor of technology in electrical and. Pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller.

Switch sw1 is used to change the direction of the dc motor. Dc motor speed control using pic microcontroller pwm method. If you have worked with any variant of the 8051 microcontroller, you might remember that 8051 doesnt have a dedicated pwm circuitry to enable pwm mode. Introduction this project deals with bidirectional speed control of dc motor using 8051 microcontroller design of h bridge dcdc converter is an igbt based bridge circuit the control circuit consists of the 8051 microcontroller which is programmed to generate pulses to turn on igbts s per required sequence the h bridge dcdc converter is. Control of dc drives using microprocessors applications. For l293d motor driver, the motor supply is variable between 4.

Hello friends here is a proteus simulation of speed control of dc motor with the help of pulse width modulation pwm control, pwm signals are generated by 8051 microcontroller. At89s52 8051 rf dc motor speed control electronics projects. Firstly an 8051 with the required software to control the motor and secondly a suitable driver circuit. Also read the related post how stepper motor driver circuit works using 8051. System description the functions are very simple, we have 2 buttons to control the motor directions, 2. Speed control of dc motor using microcontroller semantic. Time settings are possible for forward and reverse running of the motor. Arockia edwin xavier thiagarajar college of engineering,electrical and electronic engineering madurai,tamil nadu email. Bidirectional dc motor using 8051, push buton controlled dc motor with. The c code below is for mplab xc8 compiler, it was tested with version 2. Dc motor interfacing with pic microcontroller dc motors need much more current than a microcontroller can provide, so it needs separate drivers. There are many applications of dc motors, where we need a variable speed of dc motor. Interfacing dc motor with 8051 using l293d the dc motor is connected to the first pair of drivers and it is enabled by connecting en1 to logic high 5v.

Im working on a project which will use 8051 microcontroller to control a dc motor for this ill be using pwm. Four quadrant dc motor speed control with microcontroller. By interfacing dc motor to the microcontroller, we can do many things like controlling the direction of the motor, controlling the speed of the motor. So by this we can conclude the pwm can be used to vary the motor speed. By using pwm we can easily control the average power delivered to a load and by thus we can. Using these ics, we can drive two dc motors at a time. You can find the use of servo motor everywhere around you, they are used in toys, robots, cd tray of computer, cars, aeroplane etc. I already posted about interfacing dc motor with pic microcontroller. For example, it has applications in electric cars, trucks, and aircraft. The dc motor interfacing with 8051 microcontroller is used for controlling the speed of the motor and drive the high volatges using motor driver l293d ic. This article describes you, speed control of dc motor using 8051microcontroller with the help of bluetooth android controller. This paper uses the above principle to control the speed of the motor by varying the duty cycle of the pulse applied to it.

Programming the pic16f877a microcontroller for speed. Single phase ac motor speed controller with project report. A dual converter, which is a combination of two antiparallel connected three phasesingle phase bridge converters, provides a reversible control of dc drives using. Arduino dc motor control using l298n motor driver module pins. L293d is a dual hbridge motor driver, so with one ic we can interface two dc motors which can be controlled in both clockwise and counter clockwise direction we can control speed of each dc motor by giving pwm to enable pin. If you want to control speed enable pin is connetcted to the pwm pin of microcontroller. Four quadrant speed control of dc motor with androidand its. Increase or decrease the speed of the speed control circuit of any one of the buttons on the appropriate button is pressed, the cutting program is executed and motor control circuits based on the relevant button to increase the speed or decrease the speed commands are sent. Dc motor speed and direction control with pic16f887 mcu and l293d code. The pwm wave for speed control is generated using atmel at89c52 microcontroller.

This article discusses about how to control bldc motor using an 8bit 8051 based microcontroller. Control the speed and direction of a dc motor using 8051 microcontroller. The entire operation can be made closed loop with the help o f feedback circuitry. Apr 10, 2017 speed control of dc motor using pic microcontroller. This is a method to control the output voltage with the of constant frequency switching and by adjusting on duration of switching and in other words by changing duty cycle of switching. Interfacing dc motor to 8051 microcontroller using at89s51. In some of the electronics projects you may want to control a dc motor with 8051 microcontroller. Rohit naik 07241a0247 in partial fulfillment for the award of the degree of bachelor of technology in electrical and electronics engineering gokaraju rangaraju. Embedded system of dc motor closed loop speed control. Speed control of dc motor by pwm in proteus simulation. L293d is a dual hbridge motor driver, so with one ic we can interface two. How to make a dc motor controller using 8051 microcontroller.

I want to control 8 motor with different speed and bidirection also 8051. Controlling dc motor using 8051 microcontroller free. The tachogenerator used gives a back emf in the range of 0 10 volt corresponding to the speed attained by the dc motor. Armature voltage is varied by pulse width modulation pwm of input dc voltage. Speed control of dc motor using pic microcontroller. The speed of motor should increase when i press key on my laptop through serial communication i have done coding for serail but the thing is i am able to code for this motor. This interfacing dc motor with 8051 microcontroller circuit is used in.

Dc motor speed control using pwm with pic microcontroller. Speed control of dc motor using pic microcontroller the. This article describes you how to control the dc motor using at89c51 controller or any variant of 8051 microcontroller. Microcontrollerbased dc motor controller full electronics.

The best method for speed control of dc motor is the use of pulse width modulation technique. When the dc motor is switched on, it takes certain time to reach the full speed. Jun 16, 2015 the block diagram of four quadrant dc motor speed control with 8051 microcontroller project is shown in the above figure. Servo motor works on pwm pulse width modulation principal, means its angle of rotation. Direction control of dc motor using arduino in proteus. Dec 11, 2014 introduction this project deals with bidirectional speed control of dc motor using 8051 microcontroller design of h bridge dcdc converter is an igbt based bridge circuit the control circuit consists of the 8051 microcontroller which is programmed to generate pulses to turn on igbts s per required sequence the h bridge dcdc converter is. Hence, if voltage across motor terminal is varied, then speed can also be varied. Circuit description of microcontrollerbased dc motor controller. Pwm based dc motor speed control using microcontroller. The microcontroller block is interfaced with dc motor using motor driver ic, the power supply block provides power supply to the project kit, and switch array. The fuzzy logic controller flc was also adopted in 16 for the control of the speed of brushless dc motors. Read speed control of dc motor by pwm in proteus simulation.

This interfacing dc motor with 8051 microcontroller circuit is used in robots to control the robot directions and to drive the high voltage motors. I am a final yr engineering student and currently working on this project micro controller8051 based speed control of a dc motor v r using the pwm technique to obtain variable dc voltage. May 19, 2018 control of dc drives using microprocessors. Pwm motor control using 8051 microcontroller all about circuits. Dc motors needs minimum 5 volts and 80 ma of current to work properly. Jan 26, 20 i already posted about interfacing dc motor with pic microcontroller. Dc motor interfacing with 8051 microcontroller using l293d. Interfacing dc motor with 8051 microcontroller using l293d. Here 8051 microcontroller, which works at 5v is used to control l293d, hence the logic voltage is 5.