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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17 views

Stepper Motor Inconsistent Jittering

I am trying to run a stepper motor using an Arduino stepper motor shield like the Adafruit V1 motor shield. In my code I am just trying to get the motor to rotate forwards and backwards. When I first ...
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1answer
48 views

How to calculating requirements of power supply for a project

I am starting with electronics and been working with Arduino for some time now. I did some basic LED and servo motor project and was hoping to jump into making an obstacle-avoidance car. I used 4 AA ...
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1answer
96 views

Arduino Obstacle Avoiding Shield controlor motor L293D

I am a beginner with Arduino . I wanted to make a Arduino obstacle avoiding so I commanded last week an L293D Shield Motor Driver and I don't know if what I receive is the good ithem . First picture ...
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1answer
26 views

working on ARDUINO BASED cnc plotter error needs to be solved (invalid conversion from 'char' to 'char*' [-fpermissive]indexY = '\0'; [closed]

HERES THE CODE.. #include <Servo.h> #include <AFMotor.h> #define LINE_BUFFER_LENGTH 512 char STEP = MICROSTEP ; // Servo position for Up and Down const int penZUp = 95; const int ...
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1answer
33 views

How to make motors start when pressing a button, and then go through a cycle with a specific motor order?

I'm very new to arduino and have to work on a project for school. We have connected 3 motors (Servo, Stepper (180 degrees) and a DC motor) to an Arduino Uno, Adafruit motorshield and a pcb. With the ...
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1answer
1k views

Triggering the push button on the analog input of the L293D motorshield

I'm trying to drive a 12v dc motor using three push buttons, one to turn clockwise, the other counter-clockwise and the other to stop the motor completely. However the code below is not working, ...
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0answers
48 views

How do I make my motors speed change?

I'm using an Adafruit V1 Motor Shield for coding two 12 volt DC motors. In my code I'm changing the set speed, but the motors still seem to be going the same speed, which is really fast, and I want ...
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2answers
65 views

L293D motorshield with batteries doesn't power Arduino

Recently I came across a video about a guy building a remote Bluetooth-controlled Arduino car and I was quite amazed. So I decided I wanted to build it too. I have no Arduino or electronics experience ...
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33 views

Will this be possible to do before I even get started. I want to automate my house window [closed]

I will have 2 buttons. Using Adafruit DC Motor Driver https://www.adafruit.com/product/3190 Top button is a function, bottom button is mode. The top button functions. Window 1: Single press will turn ...
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1answer
84 views

Programming a switching AC current?

I tried using this code to output AC power from one H-bridge and then another, switching every second, but when I connected a motor to it, it just seemed to output direct current. This is the code I ...
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0answers
54 views

CNC Y-axis stepper moving forward but not in opposite direction

I'm building an CNC mill with an Arduino UNO with a CNC Shield V3. But I have a problem with the Y motor direction. It only moves in one way while the X motor is moving both ways. When I just ...
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1answer
178 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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1answer
1k views

Motor not working when connected to motor driver shield?

My code is getting uploaded to arduino without problem but still my motor is not moving when i connect it to the motor driver shield. I am supplying 6V battery to the shield which is connected to dc ...
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3answers
7k views

What is the difference between a motor driver and a motor shield?

what is the difference between a motor driver(like L293D) and a motor shield? what are the advantage?disadvantages of both? And which one do you suggest ?
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33 views

How to make DC motors shut off

I have two DC motors that I want to shut off when the servo is at 140 degrees and then turn back on when the servo is back to 0 degrees. So like if servo == 140 motor 1 and 2 speed == 0. I am using an ...
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0answers
25 views

How to connect arduino mega 2650 and motor driver shield with seperate powers source?

I am building a robot that runs only when a matching rfid tag is identified..for that i need motor driver shield for running the motors and rfid module. The problem is if i attach the motor driver ...
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1answer
57 views

Combining an NRF24L01 transmitter/receiver with an Adafruit Motor Shield V1?

I'm making a vehicle project as a way to learn Arduino. I've set up motor control for a number of DC-motors plus a servo via an Adafruit Motor Shield V1 that I picked up. Everything works fine, but ...
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1answer
25 views

Whatever components we connect to the Arduino, their grounds and 5v pin connection must be the same?

I am trying to connect different types of sensors & motors to the Arduino should I make their grounds and 5v pins on the same connection.
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3answers
58 views

L239D motor driver not able to drive motors

Iam making a line follower robot , the issue is coming when making motors run.The L239D module has 4 inputs pins ( to control two motors) , 4 output pins (to drive motors) , and 6 power pins (5v,5v,...
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1answer
54 views

Having trouble with motor shield running off external power source

I apologize if I don't immediately give important info, I'm very new to arduino's/circuity of any kind. I'll try to include as much info as possible. Some preface: I'm currently working on a project ...
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0answers
39 views

Motor not working with L293d shield

My code uploads to Arduino but the motor is not moving when I connect it to the L293d motor driver shield. I am supplying 12V 2A to the shield through an adapter, connected to dc motor at M2. tThis is ...
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1answer
410 views

Can I control 4 DC Brushless motors with arduino uno and Adafruit motor shield? [duplicate]

I need to control 4 DC brushless motors. I have no experience with arduino or coding. After some research the cleanest setup seems to be using the Adafruit motor shield, however the motors I'm using ...
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2answers
2k views

Motor Shield and HC-06 Bluetooth Module competing for pins

So my problem is this, I have an Arduino Uno with an Adafruit Motor Shield (1.0) and an HC-06 Bluetooth Module and I want to use them at the same time, the problem is that the Motor Shield uses all ...
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1answer
341 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
33 views

Unable to use ir receiver and motor shield together

#include <IRremote.h> #include <AFMotor.h> AF_DCMotor motor(1); int RECV_PIN = 14;//The definition of the infrared receiver pin 11 IRrecv irrecv(RECV_PIN); decode_results results; void ...
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0answers
16 views

Ultrasonic Sensor and Motor Driver Shield [duplicate]

im new to arduino and am making an arduino car. the motor driver shield covers the ports (am connecting an ultrasonic sensor) and i know that we can connect it to the 'holes' on the motor driver ...
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0answers
56 views

motor driver shield covering ports for ultrasonic sensor

im new to arduino and am making an arduino car. the motor driver shield covers the ports (am connecting an ultrasonic sensor) and i know that we can connect it to the 'holes' on the motor driver ...
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2answers
935 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
47 views

Motor does not work for a specific case when programming with L293D motor driver shield

I tried to make a car that moves using a 4x4 keypad. Pressing "12" unlocks the car and sets the motors to move forward. After that, if I press 4, the speed of the left motor is reduced to ...
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0answers
12 views

Adafruit v2.3 Motor Shield Initialization Failure

I would appreciate any help solving this as I have spent several hours trying to debug. My code seems to stop when I get to the initialization of the motor shield. motorShield.begin(); #include <...
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1answer
56 views

How does the motor shield determines how much voltage to supply to a motor?

Can i connect 6v DC motor and 12v DC motor, or 6v DC and 12V stepper to adafruit motor shield v1, and an external 12v power supply? also, how does it determine how much voltage needs to be supplied ...
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1answer
48 views

Vary the Speed of Motor

I am trying to control the speed of motor through VFD using 4-20mA signal. I generate the 4-20mA signal using Arduino.I use low pas filter to obtain the voltages from Arduino PWM pins as shown in the ...
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0answers
31 views

Need help Coding Adafruit v1 motor shield for 3 DC motors [duplicate]

My project is that I am building an animated (singing, dancing, head turning, and arm waving) snowman. I have 3 DC motors for individual functions that are to be run via Arduino Adafruit V1 card ...
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1answer
119 views

Adafruit motor shield v1 Need help Running 3 DC motors simultaneously?

My project is that I am building an animated (singing, dancing, head turning, and arm waving) snowman. I have 3 DC motors for individual functions that are to be run via Arduino Adafruit V1 card ...
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22 views

Will L293D arduino shield lose functionality if I connect it with jumpers instead of mounting on arduino?

I'm new to arduino and have bought a L293D motor driver shield which have no heads on the pins. I looked at the pinout and it seems that shield does not use any of the pins "by default". So will it ...
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2answers
245 views

Motor for a winch (with controller and external power supply)

I'm in need of a motor or continuous servo to power a winch. The motor must be continuous* and reversible, but it does not need to be fast, precise, nor bear a load when powered off. It just needs to ...
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0answers
36 views

Motor driver shield l239D should be giving enough power but it doesn't

I am doing a line follower robot using motor driver shield l239D stacked with an Arduino uno to run 2 DC motors and two infrared sensors. I am supplying 12V to the motor driver shield trough three ...
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2answers
74 views

Trouble making my 12v dc motors run on my Mega 2560 Arduino [closed]

Can someone review my code to see if the code is the problem? If nothing is wrong with the code, can someone look at my image and tell me if I set up the shield and the motors wrong and see if that's ...
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1answer
162 views

Im having another problem with my code the error is "redefinition of 'AF_DCMotor motor'? [duplicate]

Heres the code #include <AFMotor.h> AF_DCMotor motor(1, MOTOR12_8KHZ); AF_DCMotor motor(2, MOTOR12_8KHZ); AF_DCMotor motor(3, MOTOR34_1KHZ); void setup() { Serial.begin(9600); Serial....
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0answers
32 views

I'm coding 3 DC Motors to a Mega2560 Arduino (With motor sheild) and an error popped up saying DC_Motor.h:NO file or dictionary,even tho its correct? [duplicate]

heres my code reduced to minimum */ #include <DC_Motor.h> void setup() { } void loop() { } heres the error- /tmp/982713958/Animated_snowman_M1_M2_Arduino/Animated_snowman_M1_M2_Arduino.ino:...
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1answer
133 views

I have a question,an error occured in my code saying TIMSK was not declared in the scope(There are no errors)

#include <SmartInventor.h> void setup() { SmartInventor.DCMotorUse(); } void loop() { // M1, M2, M3 // CW, CCW, STOP // 0-100 // 0-360 SmartInventor.DCMotor(M1, CW, 10); delay(...
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1answer
677 views

Problem with PWM pins on Arduino uno [duplicate]

I am working on an Arduino Uno Project of a car with two motors. The motor driver board is an L9110 H-Bridge. Here is how everything is connected: And here is the code I am trying to run: //Define ...
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0answers
45 views

Motors working with Ultrasonic Sensor and Servo as expected?

So, I tried making an Arduino Project(Controlling Motors by Remote and Ultrasonic Sensor would activate Servo when the distance is less than 50cm). I am trying to build a project, A remote controlled ...
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0answers
151 views

Error to work in reverse VNH2SP30

ım building a rover and ı using Johson 12v Dc motor and VNH2SP30. My code and motor works perfectly but my motor driver works only one way. It cant go to reverse and motor starts buzzing when it tries ...
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3answers
65 views

motor shield directly to PC? WITHOUT ARDUINO!

Is there a way to connect and control motor shield board WITHOUT Arduino at all. can i connect it directly to my PC ? i'm getting confused since i red lot of topics that people use existing pins on ...
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1answer
265 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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1answer
674 views

How to Connect Dc motor with encoder (pololou) with motor shield and Arduino Mega 2560?

I tried to search a bout how to connect plolou motor with encoder to arduino mega and the motor control shield as in those pics if any one knows how to connect those to each other please tell me
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1answer
177 views

Help with code for pushbutton connected to adafruit motorshield v2

can anybody assist me with a code? I am using arduino uno with adafruit v2 motor shield stacked on top. I am using a pushbutton and one DC motor and I want the state of the push button to change after ...
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2answers
269 views

Adafruit motorshield v2.3 not working

I want to connect my adafruit motor shield v2.3 to a touch board from bare conductive so that the motor turns when one of the electrodes is touched. I've tested the touch part and that isn't a ...
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1answer
209 views

Using an L298N driver together with servo motors on the same arduino

I'm using an L298N driver (powered by a 12V, 1.5A adapter) on a MEGA Sensor Shield (powered by a USB cable). Everything works fine and I can control the direction and the speed of the DC motor, ...