This ic consists of 16pins which are used to control a set of two dc motors instantaneously in any direction. 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 and if you have motor with fix direction of motion the you can make use of. Circuit diagram for interfacing dc motor with 8051 microcontroller and l293d. L293d consist of two hbridge designed using 4transistor circuit that helps us to reverse the direction of rotation and to control the speed of the dc motor. L293d motor driver and controlling motor using pwm. Practical applications in which speed and direction of dc motor can be controlled by interfacing with 8051 microcontroller are discussed below.
Dc motor interfacing with 8051 microcontroller using l293d. Het bevat twee l293d motor drivers en een 74hc595 schuifregister. By the topic presentation my communication skill increase. The most commonly used motor driver ics are from the l293 series such as l293d, l293ne, etc. Basically this means using this chip you can use dc motors and power supplies of up to 36 volts, thats some pretty big motors and the chip can supply a maximum current of 600ma per channel, the l293d chip is also whats known as a type of hbridge. How to use the l293d motor driver ic ardumotive arduino greek. In the tutorial introduction to l293d, i have shared all the necessary details about l 293d motor controllerdriver which includes its pinout diagram, applications, features, functional and logic diagram, packages etc. L293d ic is a typical motor driver ic which allows the dc motor to drive on any direction. Vcc1 vcc2 control a control b 4, 5, 12, gnd thermal shutdown motor 16 3 3 6 11 14 4y 3y 2y 1y 1,2en 1a 2a 3,4en 3a 4a 15 10 9 7 2 1 figure 2. I have also found some people who look for its replacement. The current and voltage ratings of l298n are higher than that of l293d motor driver. Push one side of the wire next to pin9 and the other side to a hole above the socket as shown below. 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.
The most commonly used motor driver ics are from the l293 series such as l293d, l293ne. Dc motors can be easily interfaced with pic microcontroller using l293d or l293, ics. This shield will only support roughly 600ma current per motor and is nonstackable you cant put another motor shield on top of this one. L293d dual h bridge motor driver ic l293d is quadruple highcurrent halfh driver. For more information on l298n motor driver module, refer to the a brief note on l298n motor driver. Product index integrated circuits ics pmic motor drivers, controllers stmicroelectronics l293d. A single l293d ic is capable of running two dc motors at the same time. Motor driver act as an interface between arduino and the motors. This is the most common circuit in robotics engineering. L293d can provide up to 600ma current, in the voltage raging from 4.
Raspberry pi stack exchange is a question and answer site for users and developers of hardware and software for raspberry pi. L293, l293d quadruple halfh drivers slrs008b september 1986 revised june 2002 post office box 655303 dallas, texas 75265 7 application information 5 v 24 v 10 k. L293d consist of two hbridge designed using 4transistor circuit that. L293d is a 16 pin motor driver ic consist of quadruple half h drivers. One of the easiest and inexpensive way to control dc motors is to interface l293d motor driver ic with arduino. Motor driver for dc motor interfacing with 8051 microcontroller. This motor shield is based on the version 1 of adafruits motor shield, but it is half the price of the adafruit one. What we like most about this particular driver is that it comes with built in kickback diodes internally so you dont have to worry about the inductive kick damaging your project or driver theres a pwm input per driver so you can control motor speed. The l293d is a monolithic integrated, high voltage, high current, 4channel driver. And as a bonus, it can even control a unipolar stepper motor like 28byj48 or bipolar stepper motor like nema 17. Sainsmart l293d motor drive shield for arduino duemilanove.
This makes it ideal for driving motors in forwards and reverse, as each side of the motor can be connected to an output. L293 has a current capacity of 600machannel and has. In this article im gonna show you the interfacing of dc motor with pic16f877a microcontroller using l293d motor driver with the help of mikro c coding and proteus 8 simulation. Arduino gear motor interface using ic l293d motor driver. Driving a dc motor with an arduino and the l293d motor driver. Interfacing l293d with arduino arduino, tutorials comments this is the first post on arduino tutorial in this blog.
In order to use an l293d motor driver board you must first understand the fundamentals of how the ic works. Here, we are using l293d motor driver ic to drive dc motors. The l293d ic has 16 pins which are used for different purposes. Interfacing dc motor with pic microcontroller using l293d. It means that you can control two dc motor with a single l293d ic. L293d is a 16pin ic which can control a set of two dc motors simultaneously in any direction. To overcome the problems in their interfacing, a motor driver ic is connected between microcontroller and dc motor. It can simultaneously control the direction and speed of two dc motors. These ics are designed to control 2 dc motors simultaneously.
L293d is a suitable device to use for stepper motors, gear motors etc. Interfacing dc motor with 8051 using l293d at89c51 keil c. Add a red wire or any color to connect pin9 to enable pin. Suppression l293d with a darlington transistor sink and a pseudodarlington source. Controlling a dc motor using l293d motor driver board. Interfacing of simple geared dc motor with l293d motor driver we can not interface dc motor directly to the microcontroller, because. Arduino dc motor control with l293d motor driver ic youtube. L293d motor driver arduino robo india tutorials learn. Drivers are enabled in pairs, with 2 applications drivers 1 and 2 enabled by 1,2en and drivers 3 and 4 stepper motor drivers enabled by 3,4en. You really should use a driver with current limiting capability. It means, by using a l293d ic we can control two dc motors. L293d is a quadruple half hbridge driver commonly used for motor driving.
However, if you were using a more powerful motor, or a higher voltage motor, you would provide the motor with a separate power supply using pin 8 connected to the. I have used a marker to mark the pins to avoid confusion. This is lesson 15 in the learn arduino adafruit series. So if you have motors which has operating voltage less than 36v and operating current less than. L293d motor driver ic l293d, is a motor driver ic which allows the motor to drive on either direction. All the four outputs of this ic are ttl compatible and output clamp diodes are provided to drive inductive loads.
This video explains the detailed working of the l293d motor driver ic. Hbridge motor control circuit using l293d motor driver ic. The board is generally used to control two dc motors at the same time. This tutorial of robo india explains how to control dc motor using l293d ic motor driver with arduino. It is a dual hbridge motor driver ic and can control two motors simultaneously. Dual hbridge motor driver for dc or steppers 600ma l293d this is a very useful chip. Interfacing dc motor with atmega32 avr microcontroller. Stepper motor drivers also allow to reduce the current when the motor does not move, to prevent the motor from overheating. Arduino is an opensource software and easy platform for beginners to learn.
L293d motor driver ic and product at rs componentthe l293d has four outputs that can sink 600ma, each of which can pull up to a voltage as well as down to 0v. Dc motor and l293d we cant drive a dc motor depends directly with a microcontroller, as dc motors requires high current and high voltage than a microcontroller can handle. L293 optoisolated motor driver module this driver module is based on the l293 dual motor driver chip which is designed to provide bidirectional drive currents of. The l293d can drive small and quiet big motors as well, check the voltage specification at the end of this page for more info along. If your motor uses 2 outputs bidirectional then you have to add the losses. Interfacing dc motor to 8051 microcontroller using at89s51. Solder the pins and wires carefully as mentioned below. The l293d is a 16 pin ic, with eight pins, on each side, to controlling of two dc motor simultaneously. In this video we will see how to interface simple dc gear motor with 8051 micro controller. By this section i research my work and knowledge level and then. Dc motor interfacing with pic microcontroller using l293. I used a motor driver board to control the dc motor which uses the logic of l293d ic. The l293d is designed to provide bidirectional drive currents of up to 600ma at voltages from 4. L293d motor driver ic pinout, equivalent ics, features and.
This is designed to provide bidirectional drive currents at voltages from 5 v to 36 v. L293d motor driver ic l293d pin diagram working and. Less voltage compatibility simple dc motor requires minimum 9 v of power supply to run efficiently, but microcontroller pin have. How to interface l293d motor driver with 8051 with an. Two phase motor driver, block diagram of l 293d application for two phase motor is given in the figure shown below. The motor driver is a module for motors that allows you to control the working speed and direction of two motors simultaneously. It takes a low current signal and gives out a high current signal which can drive a motor.
In a single l293d chip there are two hbridge circuit inside the ic which can rotate two dc motor independently. The l293d is a 16pin motor driver ic which can control a set of two dc motors simultaneously in any direction. In this lesson, you will learn how to control both the direction and speed of a small dc motor using an arduino and the l293 motor driver chip. L293d is a simply a motor driver ic which allows dc motor to drive on either direction. The perfect solution is to use a motor driver circuit in between the microcontroller and the dc motor. The practical application of l293d ic is l293d acts as an interfacing device dc motor interfacing with 8051 microcontroller by which we can control the speed and direction of the motor. Buy 600ma motor driver ic l293d for robotics projects avr. We have connected both of these to the arduino 5v pin. The l293d is a 16pin motor driver ic which can control up to two dc motors simultaneously, in any direction. Dual hbridge motor driver l293d ic building the circuit part ii. Basically it is a bidirectional motor driver circuit with pic mcu.
Interfacing of simple geared dc motor with l293d motor driver. Interfacing dc motor with 8051 microcontroller using l293d. Hbridge is a circuit which allows the voltage to be flown in either direction. The l298n motor driver module is more frequently used driver ics nowadays. A motor driver is an integrated circuit chip which is usually used to control motors in autonomous robots. This motor driver is designed and developed based on l293d ic. A motor driver ic named l293d is used here for interfacing the gear motor with arduino. Both are pintopin similar to each other, quad halfhbridge motor drivers, capable of driving high voltage motors using ttl 5v logic levels. Buy l293d dual h bridge motor driver ic online in india. We neednt connect any transistors, resistors or freewheeling diodes. It can control both speed and spinning direction of two dc motors. L293d motor driver module arduino tutorial dc motor control.
L293d motor shield is een zeer nuttige shield met standaard componenten. As well, this ic can drive small and quiet big motors. I am also included a simple project for understanding. L293 is a dedicated quadruple half h bridge motor driver ic available in 16 pin package.
L293d stmicroelectronics integrated circuits ics digikey. Lets begin our tutorial and learn how ic l293darduinogear motor interface is done. Dc motor interfacing with 8051 using l293d embetronicx. As the name suggests it is mainly used to drive motors. The topic presentation improve my thinking and knowledge skill on a particular point. I had to replace it in my motorcontrol shield for my arduino, worth every cent i purchased few extra chips for my next screw up. L293 optoisolated motor driver module open impulseopen. The l293 is designed to provide bidirectional drive currents of up to 1 a at voltages from 4.