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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Motor shield and wireless transceiver compete for same pins

I would like to use these 2 components with an Arduino Uno: Arduino Motor Shield R3 nRF24L01 2.4GHz Wireless Transceiver I use Stepper for the motor shield, and SPI + RF24 for the wireless ...
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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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0answers
40 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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1answer
83 views

can't power up arduino from dc jack

Yesterday I was working on Arduino based bluetooth car. I was using adafruit motor shield v1. Arduino and shield were on same power supply(11v li-ion cell battery). Every thing was fine. I decided to ...
4
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2answers
2k views

How can I connect the Tamiya double gearbox to Arduino Uno?

I'm working on building my first robot. this is my first foray into DIY electronics. I already have an Arduino Uno, and I have ordered the Tamiya double gearbox here. My goal is to control the gearbox ...
3
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3answers
9k views

Why is my Adafruit motor shield not spinning my motors?

I'm using the Adafruit Motor Shield v2.3. I'm powering the Arduino with a USB cable and I'm powering the motor shield with a 9 volt battery. I removed the vin pin, and I'm using this tutorial/code to ...
2
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2answers
165 views

Problem with wrapping Adafruit Motor Controller function calls in a class

I'm working on an Arduino robot and I ran into a problem when reorganizing my code. I have an Adafruit Motor Shield v2.3 connected to an Arduino Uno. My robot can be controlled using a bluetooth ...
2
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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
1k views

Arduino Motor Shield and Adafruit CC3000 WiFi Shield Compatibility

My question is similar to this one: Motor shield and wireless transceiver compete for same pins But not exactly the same! I would like to know if the solution is as practical, though. I have an ...
0
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1answer
1k views

Which battery should I use to power arduino+motor shield + two 200 RPM (3.6V/1.5A)motors

I am using two motors ( from old two drill machines - same kind, these are 3.6v motors ), connected to arduino + arduino motor shield seeed studio v2. When I measured the both motors (indvidually) ...
0
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1answer
324 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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2answers
591 views

Pro Mini 5v with Adafruit motor shield v1 power sharing problems

I am trying to convert a RC car into autonomous car using Arduino Pro Mini 5v 16 Mhz. I have done this with UNO and Adafruit motor shield 1.0 with 4 gear motors and one micro servo for mounting range ...