Questions tagged [servo]
A servo is a type of motor which uses a feedback mechanism for precise control of speed and position.
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PCA9685 - Hardware problem with diode?
I'm working on a project, where I need to run several high-torque servos. For that I bought come of these PCA9685 boards.
I hooked everything up with my arduino and connected an external 5V - max 3A ...
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Help to understand multiple PWM working together
I'm very new to arduino related stuff so this question might be really easy to answer.
I don't understand how multiple PWM outputs are supposed to work. Look at the pic.
In the first(1) case we are ...
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Multiple servos noise
I'm building an application that uses 20 servo motors, and i control then with an Arduino Mega. The servos are having some instability, to the point where they make small random swings. Im powering ...
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ESP & Servo not communicating well
I have a mystery I was unable to solve and would greatly appreciate it if anyone could shed some light on this.
I have a servo DSS-M15S 270 which I managed to run perfectly fine with Arduino Uno (code ...
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Simulink resets arduino
I am working on servo motors control through serial communication protocol, I am sending data from Simulink to arduino and vice versa, The problem I am getting is that once I open Simulink Servo ...
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Servo wont work with LED code!
I'm basically trying to combine my servo code and my LED code but whenever I add my servo code the LED refuses to turn on at all.
I am super new to arduino sorry if this doesn't make any sense!
Servo ...
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2
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354
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servo acting weirdly
I have bought two original TowerPro MG966R 360 degree continuos rotation Hi-torq digital servos.
Expected results :
90 deg -- no rotation
90 - 0 deg -- speeding up to one side
90 - 180 deg -- ...
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SG 90 servos randomly spinning
I started one project where i need 4 servos to control 4 grabbers jaws. i use STM32F103C8T6 with arduino IDE for programming it. The motor TZT Micro Servo 9g SG 90. First, I was playing with stepper ...
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feather 32u4 servo
I am attempting a project where I use a feather 32u4 to control a servo. It is controlled using the buttons on an attached oled featherwing to set the servo to 3 different values. The code that was ...
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This is a flood sensor. Moisture sensor and servo working together but it shows different errors
Sometimes the servo moves unnecessarily without moisture sensor giving out any readings.
Another problem is that the servo moves very slowly. Is there a way to counter this problem?
const int ...
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Serial Monitor Stops Working
I am using a DIY colour sensor (RGB LED and LDR) and a servo to make a skittles sorter. I am testing out just the colour detection now and printing the RGB values to serial. It worked fine until I ...
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Servo motor and the servotimer2
I posted this a few days ago
Servomotor and music shield
and now I moving my servo motor and my musicshield (seeduino musicshield v2.0) together with and Arduino uno, in my other post they told me to ...
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IR sensor not detecting light or dark sufaces
I wrote code for the vibrating motors to vibrate when an IR sensor detects a darker surface. I have 4 vibration motors for corresponding 4 IR sensors. My program is not able to read the values from ...
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What kind of control method in my code will allow me to control multiple servos with phase shifts
I am building a quadruped robot, and I need to keep all four legs moving continuously and out of phase with respect to each other to produce a smooth gait and to prevent falling over. I wish to ...
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How can I call the variable **Servo::write** in Arduino for my 360 servo?
I'm trying to control a Servo with a push button and to help me watching if it is working I am using a LED but I'm not sure if I'm doing it well the Servo::write so I need you to tell me what am I ...
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ATtiny Mapping PPM Inputs to Move Servo Issue
Short Version:
Not able to get a servo to move to mapped input from RC remote control PPM signal.
Detailed Verison:
I am trying to take an input signal from a hobby RC radio (D4RII receiver ppm ...
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Controlling 20 servo motors independently with a single Arduino
I am wondering if I can control 20 different servo motors with only a single Arduino Uno board. My motors must be able to rotate in both directions and I also should be able to define the speed for ...
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Adding a kill switch for servos with states - blink without delay code
I have many LEDs and two servos connected to one Arduino Uno, and the servos are programmed to move randomly indefinitely. However, I would like to install a kill switch for the servos by reading a ...
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is it possible to code microservo automatically stop when the speed of rotation getting slower?
my group is doing a project which call automatic bed maker. we want to use a servomotor to pull the sheet of the bed. can we possibly make the servomotor stop rotate when the speed of rotation ...
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How to reverse BLDC motor using programming arduino?
I bought ESC from here but it rotates motor in one direction only.
Is there any program which will control direction of rotation clockwise or anticlockwise with same wire configuration.
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Unexpected Timer Conflicts (Uno)
I've been working on a project (Arduino Uno: Atmega328) that implements a gyroscope (which is used with the LSM9DS0 spark-fun library) that is communicated with through I2C and uses a Servo library. ...
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Servotimer2.h is not recognised as a library by arduino uno
I'm doing a project for school with an arduino uno. I want to control a motor using a RF-module as remote control. I need the library Virtualwire.h to use the RF-module and the library Servo.h to ...
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Servo Issues with Arduino
I am trying to execute the sweep program but all the servo does is go back and forth in one step. When I tried changing the delay, It behaves erratically.
Servo Specs:
Required Pulse: 3-5 Volt Peak ...
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Which Timer can I use to control a servo with Arduino Uno
I would like to control 2 motors using Timer2 @ 200Hz. The frequency of the timer is printed in the main loop every second. I'm using an Arduino Uno with two interrupt used for the encoders connected ...
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Motor Shield with 4 DC motors + small servo, which battery is suitable?
I am building my first 4wd vehicle with Adafruit motor shield with one Ultrasonic sensor and one small servo to move sensor.
I am facing some problems.
Bought 4 motors (2 GM9 and 2 GM3), found the ...
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Using an ultrasonic sensor to act as a potentiometer for a Servo?
I would just like to start off by saying that I am new to Arduino so my code and approach to the wanted outcome are probably not the best. Anyway, I had the idea of using an ultrasonic sensor and my ...
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Galileo - servo motor moves only in one direction and it doesn't turn back
I have an Intel Galileo (1st gen) and a servo motor (Tower Pro SG90).
My problem: my servo moves only in one direction and it doesn't turn back.
I want to perform a movement from 0° to 90° and then ...
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Can I use the SVG headers on the SainSmart Uno to drive servos?
I am working with a Sainsmart Uno with SVG header pins. This header is really convenient for hooking a servo to directly, so I have two servos connected to it on D9 and D10 and a 9v battery supplying ...
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Unable to use RF M4 Receiver with servo motor
I am trying to control a servo motor with the following code:
#include <Servo.h>
Servo servo;
int const inputPin = 3;
void setup() {
Serial.begin(9600);
servo.attach(9);
pinMode(...
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46
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Simulink Legacy Code Tool - custom Arduino servo write block problem
I'm trying to create my own servo.write block in Simulink for Arduino DUE deployment (and External Mode). Before you ask why if there is one available inside the Simulink Arduino Support Package, ...
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Problem regarding on HC-SR04 sonar with an additional stepper and SG90 servo motor
I'm making a project based on HC-SR04 ultrasonic sensor with a stepper motor and an SG90 servo motor. I have done some conditions for my stepper motor that is given below. Now I want to include my ...
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servos act strangely instead of stopping/starting
I am trying to make it so that my robot rolls straight when pin 8 is high and stop when pin 8 is low, the 2 servos is constant rotation servos. instead the servos spin when the wire touches it pin ...
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Arduino UNO and PCA9685 - Problem with external power supply
I am totally desperate and hope you can help me.
I've been building a project for a while where I have to control several servos. For this I bought some MG996R servos and a PCA9685 16-Channel Servo
...
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Arduino and PCA9685 - Suddenly stopped working
I'm using an Arduino Uno and a PCA9685 board to run 4 servos (of type MG996R).
For that, I set up the following connections:
SCL -> SCL
SDA -> SDA
Ground -> GT
VCC -> 3.3V
As the servos ...
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What external battery do I need?
For a school project I need to connect an Arduino with an accelerometer gyroscope sensor and 2 mini servo motors. Of course I need a battery for this. However, I don’t know what battery I need for ...
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Servos "jump to fixed position" at startup when powered by external power supply only, but not by board
My question is about something that is happening ONLY when I use external power supply. When I use the power from the Arduino Mega directly, there is no problem. However, I need to use an external ...
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1.) How do I delay a servo motor from turning in a loop? 2.) How do I make a servo motor's change in position dependent on temperature?
I'm super new to the c++ programming world (currently taking the class now) and I'm in need of some assistance with some coding that's way beyond my knowledge at the moment. I have to write a code for ...
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How to control multiple servo motors simultaneously using protothreading?
So I'm trying to control 4 servo motors simultaneously using the Protothreads library by Ben Artin, but I am starting with 2 just to see if it works.
I have succeeded in getting two LEDs to blink at ...
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ATTINY13A, Servo only makes half a sweep
I have been trying to get a servo to sweep using an attiny13A. And i managed to get the servo to (kindoff) work by the help of a previous thread. But i'm now getting an issue. The servo only goes to ...
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Using 4x1 MUX to control a servo
I was supposed to first create a 4x1 MUX using AND and NOT gates. The 4 input data lines (io,i1,i2,i3) were 4 PWM pins from the arduino (3,5,6,9), with analogWrite() values as 100,150,200,250 ...
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How can I control 2 servos separately using a joystick on an ATTiny85?
Prelude
I haven't done a lot of work in programming chips. The ATTiny85 is the first chip I've programmed, and I have the hang of the basics I think, but I don't have an in-depth understanding of it's ...
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Random Servo Movement with Arduino Uno
Recently, I have been working on a project involving 8 Tower Pro sg90 servos and an Arduino Uno. The issue I am running into is that the servos will randomly move when connected, without even ...
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Hello, help with CODE servo mechanism and DS1307
I am trying to make a auto feeder for birds!,
I can't setup my code, the aim is to move servo when the certain time comes,
My commend if doesnt work, what else commend can I use?
#include <Wire.h&...
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Servo starts spinning 360 degrees after a few minutes
I'm using my ESP8266 as a web server to tilt a camera with the servo Tower Pro Micro Servo 9G.
#include <Servo.h>
#include <ESP8266WiFi.h>
const char* ssid = "SSID";
const ...
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Servo make partial rotation and stop working automatically
I'm using this board in my robotic arm project:
Adafruit PCA9685 16-Channel Servo Driver (
https://learn.adafruit.com/16-channel-pwm-servo-driver/using-the-adafruit-library)
I've connected all of my ...
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SG 90 not working
I have tried almost everything but the servo is not moving at all
here is my schematics
https://create.arduino.cc/projecthub/arcaegecengiz/how-to-use-servo-motors-with-arduino-b02bed
Here is my code
#...
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How do I set up bluetooth to wirelessly control servo's connected to an arduino from my PC?
I have been working on a project that includes two servos, one is on X axis the other is Y, the Arduino takes my cursor's X,Y coordinates over a Visual C# program and translates them through the ...
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make servo motor to increase/decrease degree
I'm trying to make servo motor to increase or decrease degrees according to user choice.
I've created an code that get input from the user via Serial and according to the input the motor increase or ...
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Changing the servo motor operating direction using arduino
I want to turn the servo motor 90 degrees with the first double high inputs, then I want to turn the motor 180 degrees with double high inputs, but the motor turns 180 degrees with one high input.
...
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IR output won't stop
So I basically tried to control a Servo motor with an IR Remote. I'm a complete newbie in arduino programming but I just took some things from other scripts and tried them out until It worked, and it ...
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