Questions tagged [arduino-motor-shield]

An extension board for Arduino which provides functionality for controlling DC/stepper motors and other inductive loads (such as relays and solenoids).

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2answers
468 views

Choosing a proper power source for for basic RC car with 4 motors [closed]

Help me to choose a power source for the below project: 4x DC Motors (3V~6V DC each with ~170mA), 1x Micro Servo Motor (4.8V~6V), 1x Ultrasonic sensor 1x Bluetooth sensor It is basically an RC car. ...
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1answer
4k views

Problem for control speed of a DC motor with a L298N

(Not native english speaker here, feel free to edit my sentences) I try to control the speed of a DC motor with a L298N shield but it doesn't work very well. Here is my scheme : The power comes ...
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0answers
913 views

Compiling error: undefinded reference to pinMode and digitalWrite

I'm using some downloaded code to produce an obstacle-avoiding car: /* Author: Muhammed Azhar visit - robotechmaker.com */ #include <AFMotor.h> const int trigPin = 2; // define the pins of ...
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3answers
1k views

Motor shield leaves no pins accessible

I just bought a motor shield for my UNO, in the pic below: Plugging it into the uno leaves no pins accessible on the board. I’d like to use it to build a robot car, but there’s nowhere to plug in the ...
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1answer
244 views

Problem with motor driver shield

I have recently bought a L293D shield and 2 BO motors. Whenever I connect the motors to the shield it makes a beeping noise. I searched online and found that I need to change PWM frequency but I know ...
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1answer
237 views

One port of motor shield doesn't operating stepper motor

One port of my motor shield (i.e M1 & M2) is not driving the stepper motor as it should.stepper motor jitters at its position. While the other port (M3 & M4) works fine but it makes stepper ...
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1answer
1k views

Where to connect an external power source for an Arduino motor driver shield to?

I have a BYJ48 stepper motor and an ULN2003A motor driver shield shield. In many tutorials I read: do not to draw current from the 5V on the Arduino rail, but use an external power source, since ...
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0answers
195 views

Arduino Motor Shield not working properly

I am currently making a project which includes a car controlled by the Arduino Motor Shield. I have written a code to control the motor shield via Bluetooth. However, the code doesn't seem to work. I ...
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2answers
1k views

Is it possible to increase the voltage on 3.3v output to 5v on an ESP board to power a DC motor? [closed]

I am trying to use an ESP32s controller connected to an RC car DC motor. I found that when using my Arduino this is easily accomplished, and I can see that my output pin produces 5v for the motor to ...
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1answer
89 views

Attempts with Sainsmart Motor Shield Not Working

I received the sainsmart motor controller a few days ago, and am now having trouble testing it. The Arduino I am using is an Arduino Mega 2560. I thought it was an I2C communication issue but that ...
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1answer
101 views

Is there a stepper dirver array for nema 17 and 14 at least with 6 drivers? [closed]

I want to build a 6 axis robot arm. Probably i will use Nema 17 and 14 stepper motors with 2A-3A. For these motor types i need stepper drivers. I searched for driver arrays but can not find a product. ...
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1answer
110 views

Can I use a ThunderBorg is a dual motor controller on an Arduino UNO R3

I am new to Arduino and Electronics and am thinking of making a 6 wheel drive all terrain platform similar to the MonsterBorg pi, but I want to use an Arduino instead of a Raspberry pi to control the ...
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1answer
175 views

Arduino and MatLab with OWI Robotic Arm Edge — Issue with I2C

I'm working on a project where I want to be able to program a robotic arm in Arduino using MatLab. I've used the Arduino Uno with an Adafruit Motor Shield V2.3 and the OWI Robotic Arm Edge kit. The ...
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3answers
769 views

Arduino UNO dead with CNC shield

I have an Arduino UNO with a CNC shield. The Arduino is almost certainly a clone. I installed GRBL with no issue and I have assembled a jig with CD-ROM motors. My first attempt to control this with ...
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1answer
1k views

Does 12v 5A power supply is okay to operate motor shield external power

I am new to arduino. Recently purchased motor shield V1.0 which have two l293 and can run 4 DC motors simultaneously. But here the problem comes: when I purchased the shield I was not aware that it ...
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1answer
149 views

Is the Arduino Due compatible with a Dual VNH5019 Motor Driver Shield?

I'm planning on buying an Arduino Due and there is a shield I would like to attach to it. I have seen a lot of things saying that some shields are not compatible with Arduino Due... I was wondering if ...
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1answer
30 views

Sensor for turning rail direction [closed]

I am trying to control an actuator carrying a carriage made from stepper motor. My problem is that after the carriage reach certain height, I want it to delay for several minutes and change direction ...
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1answer
119 views

How can I know if I can stack some shield on another shield?

Yesterday I tried to stack a motor shield on a servo motor shield already stacked on my Arduino Uno. But I realized that I have some problem when I try to use both of them. It seems like some energy ...
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1answer
240 views

Which component is described as a “jumper” (NOT jumper wire) when working with a motor shield?

In this video I'm watching then instructor talks about using "jumpers". He's got a motor controller shield and at first he says that "during the making of this video we only had 1 jumper, thus only ...
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0answers
224 views

Motor shield code [closed]

I am working on a project using an Arduino Uno and a motor driver shield to move a car with an IRremote. But the vehicle is only moving forward and backward. I want it to move left and right. Kindly ...
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1answer
241 views

Communicating between two arduino terminal using Xbee

I have 2 Arduinos, mounted with Xbee Shield and Xbee S1 module on each. One arduino is mounted on car chassis while another is connected with PC. Our AIM is to send signal from the arduino connected ...
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2answers
154 views

Arduino MotorShield code running but not motors

I have a motor shield V2 on my Arduino, i compile the codes just fine and i'm trying to just run the example dc motor test. The code compiles the serial is printing out the "tick tock ...." but the ...
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0answers
27 views

How do I use this motor shield?

I am stuck with this motor shield. All I have is the shield. No documentation available online, nothing. I need to run two motors off this thing and I only have a few hours to figure out how this ...
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1answer
69 views

Using Arduino and Motor Shield

I am a beginner in Arduino.I want to connect 2 motors to Arduino. Do I require a motor shield?And if yes please tell why? Also can i use an amplifier to increase the voltage for the motors? And one ...
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0answers
550 views

Arduino motor driver 3.7v

I am planning to build my own micro quadcopter, so I bought an Arduino 101 and 3.7v micro DC motor. So the next step is finding a motor driver that can control these four motors, using PWM pins on ...
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1answer
698 views

How to connect receiver in an Arduino with a motor shield?

I have an Adafruit motor shield v1 stacked on an Arduino Uno. I want to add a 433Mhz receiver to the Uno so I can control it wirelessly. However as you know the motor shield completely covers the ...
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1answer
55 views

Shield Compatible third party motor driver

I recently purchased an Arduino UNO along with some other hardware. At the time of purchase, I didn't know about Arduino's motor shield and so I purchased a two channel stepper motor driver (2A per ...
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3answers
97 views

Run motor for a set amount of depending of Pressure Sensor

I'm a noob when it comes to time-based coding. I have a pressure sensor which shows me readings for when someone is sitting on a chair. I want to turn a motor for 2 seconds when the pressure ...
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1answer
493 views

Motor running during Motor Shield R3 reset

I have a problem with the Arduino Motor Shield R3 on an Arduino Uno. I Have a DC Motor on the A Channel and the Shield is connected to an external power source. When I reset the Arduino card the motor ...
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1answer
325 views

Ultrasonic sensors with 12v motors will not work! (ADRUINO)

ok... so I am using four 12V motors and one ultrasonic sensor with a motor shield... and I am getting some odd results... in my code I have it so when the distance to a object is less than 4 cm it ...
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0answers
64 views

Issue regarding executing sketch code when not connected to USB

`I have an Arduino Uno A000066 Board R3 that has an Arduino A000079 Motor Shield Rev3 attached to it. Also I have connected two DC Servo Motors to the Motor Shield and wrote the following sequence: ...
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2answers
144 views

Motor shields in arduino

what is a servo motor shield in arduino? what is the key purpose for using it? I'm newbie in arduino and I've seen some briefings in websites which I couldn't understand, can somebody elaborate it to ...
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1answer
586 views

Arduino Robot won't move

I am building a robot for a school project. I use an Arduino Uno, 2 dc motor's and an Ultra Sonic range measurement module. I want the robot to be autonomous, he has to be able to move around on his ...
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1answer
407 views

New Arduino Motor Shield Short Circuiting my board?

I just got this today, plugged it in my arduino, and the arduino light starts dimming until you cannot see it any more over the course of 5 seconds. The Computer disconnects the arduino when the light ...
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1answer
197 views

Turning an electric vehicle

I am not sure if what I am asking is possible. I was wondering if I would be able to program my Arduino to have my car go straight until one of the wheels hits a certain amount of wheel rotations then ...
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0answers
230 views

Is there a module for driving 2 stepper simultaneously?

I'm looking for a module (not a shield) to drive 2 stepper motors simultaneously. The solution I found for now is 2 TB6612FNG modules, but if someone knows something that can work with 2 steppers ...
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1answer
163 views

Using both a stepper motor and a DC motor with Arduino motor shield R3

We are trying to reprogram a remote control car with an Arduino Uno. This car runs the power with a DC motor, and it controls steering using a stepper motor. We have the Motor Shield R3 attached to ...
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1answer
276 views

Controlling DC motor using the Servo pins

I have a L293D motor shield for arduino uno. It has capability of controlling 2 servo motors and 4 DC motors. But I want to control 5 DC motors for my project. So my question is can I use the 3 pins ...
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1answer
509 views

Motor shield for Arduino Nano ATmega328

I am looking for a cheap and not so space consuming motor shield for my Arduino Nano ATmega328. I would like to charge the whole thing with a 9V battery. The shield must have at least 2.1A of output ...
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1answer
287 views

Arduino Uno + USB Host Shield + Motor Shield [closed]

We have an obstacle avoiding robot, and we decided to upgrade it by controlling it with a PS3 controller, so I am asking if above the Arduino UNO we can attach the USB host and above the Host attach ...
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0answers
601 views

How can I reduce speed of motor with motor shield?

I'm using Arduino and Adafruit to control 4 motors for a little robot. I have this code example: #include <AFMotor.h> AF_DCMotor motor1(1, MOTOR12_1KHZ); // create motor #2, 64KHz pwm ...
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1answer
544 views

DC motor not start?

My aim is to create a simple obstacle avoiding robot using Arduino. I have used L293D motor shield to drive the DC motors and supply it all with 12 V. I am using a sonar module to detect the ...
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1answer
307 views

Problem with connecting pins on an Arduino board with an L239D shield

I have an L239D motor shield just like the Adafruit motor shield. I had a question in my mind. While making a robot, I could not connect my pins from various sensors in Arduino as the motor shield is ...
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1answer
4k views

L298N vs Motor Shield R3

I'm new to Arduino and need some clarification on motor drivers. I was wondering if I can use a L298N instead of the Motor Shield R3, I hope not to be comapring apples to oranges, the doc of the ...
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2answers
864 views

Pause between switching motor direction

I'm new both to this forum and to Arduino. My robot is comprised of Arduino Uno with Arduino Motor Shield, 12V DC gear motor, and two limit switches. The robot supposed to move endlessly on rails ...
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1answer
217 views

Arduino motor shield

I'm making a soccer car with arduino. And I have this undocumented motor control shield. So I don't know how to program it. I've tried to code it as if it be an H bridge, but is not working. Someone ...
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1answer
777 views

DC Motor Pinning the Ada Fruit Moto Shield with the Mega2560 R3

I picked up an AdaFruit Motor Shield V2.3 . The example on the site shows how to code the DC Motor connection // Create the motor shield object with the default I2C address Adafruit_MotorShield AFMS ...
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1answer
152 views

use only one input pin in L293?

I have an L293 motor driver chip, in which the two input pins are used in order to turn the motor forward or reverse, or stop it. So I wοnder if I could use only one input pin, ... For running mode: ...
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1answer
796 views

Errors seen whilst compiling with AdaFruit Motor Shield (“invalid library”)

Whenever I compile a sketch, change the Tools > Board selection, or open/close Boards Manager/Library Manager I get the following message in the console: > WARNING: Spurious .github folder in '...
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1answer
351 views

How to power two stacked motor shields with one 3S Lipo battery (11.1V)?

I have these 2 motor shields: Adafruit Motor Shield V2 and Seed Motor Shield V2. They are stacked on top of an Arduino UNO. My question is, how can I power 2 of those motor shields with one 3S Lipo ...