Questions tagged [accelerometer]
A component which measures G-force to detect which direction it is moved or tilted in.
172
questions
-1
votes
0answers
18 views
Arduino Uno Wifi R2 gyroscope precision (LSM6DS3TR IMU)
I'm testing the basic gyro functionality of the Uno Wifi R2. Using the "SimpleGyroscope" sketch from LSM6DS3 library and I don't think it reads precisely. With Uno sitting flat on my desk ...
3
votes
1answer
70 views
Can I use an accelerometer to measure the velocity of a car in a curve?
I am making an application that is used to measure the velocity, it has an accelerometer that measures the component acceleration in the XYZ-axis. When the car is moving just straight the measurement ...
1
vote
2answers
33 views
Can UNO log more PCB 353b33 accelerometer data points compared to TDS3014B oscilloscope?
I'm currently recording data points from an analog accelerometer(PCB 353b33) using a TDS3014B oscilloscope which has Record Length of 10,000 points at a Sample Rate 1.25 Ga/s. I'm want to record more ...
1
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0answers
54 views
Trying to use a gyro sensor and having issues
My setup is Arduino Mega.
I have a gyro sensor that I'm trying to use to measure the acceleration or G force in X axis (forward movement).
So far I'm trying to figure a way to use the value of Acc or ...
2
votes
2answers
128 views
Most precise way to measure Linear distance travelled by a wheel
Suppose a bot with wheels is traveling in a a straight line,and we want to measure this linear distance traversed by it as accurately as possible.
One of the ways is to use an optical encoder to ...
-1
votes
2answers
282 views
Arduino Nano IOT LSM6DS3 get gyro angle in degrees
I have an Arduino Nano IOT and I want to get the angle of it using the built-in gyro but I can't seem to find any example code that does this. The default Gyro and Accelerometer example code doesn't ...
2
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0answers
37 views
Does anyone know code for a filter that bypasses small vibrational movements in my accelerometer input data
So basically I have a DC motor that is self stabilizing a platform using an accelerometer as its input. When i hit the table, everything freaks out and the platform moves rapidly back and forth for a ...
0
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0answers
58 views
Is IMU of the Arduino Nano 33 BLE Sense good enough to measure acceleration?
I have to measure acceleration wirelessly for 1 or 2 seconds with a high level of precision. I appreciate any other suggestions.
2
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1answer
113 views
My motor driver gets stuck in either high or low with a certain speed super randomly. Motor output stops going based on accelerometer input
Running a DC motor(6.5A max input), motor driver (MD10C 7Amp peak output), and arduino Mega.
Basically, I am creating a stabilized object based on the accelerometer's input. It works great but all of ...
0
votes
0answers
22 views
connect gy512 is not visible by i2c bus
I am a newbie. Please help to make gy512 visible on i2c interface.
i did
sda - a4
scl - a5
vcc - 5v
gnd - gnd
I have used i2c sticker scatch and use PC monitor.
0
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0answers
54 views
I am using an accelerometer as an input and a stepper motor as an output and it will have these weird delays after about 30 sec
I have a stepper motor (kysan 1124090) turning CW and CCW based on the y direction of my accelerometer(MU6090). I am using an Arduino uno. It works great but after about 30 seconds there will be these ...
0
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1answer
70 views
Relative position using Accelerometer
I have a simple scenario please:
Two Arduino Nano 33 IoT devices started moving randomly from the same exact origin(Point = [X0, Y0, Z0]);
Can I use the coordinates queried from each device ...
0
votes
1answer
122 views
Tilt Compensated Compass Using HMC5983 gives inconsistent output
I've been trying to build a tilt compensated compass for an autonomous Arduino car I'm building. I'm having issues with the consistency of my data.
This is the code I'm using.
#include <Wire.h>...
0
votes
1answer
131 views
ADXL345 gives wiring error in SPI mode
I get the following output from serial monitor when trying to use the ADXL345 with Arduino Uno in SPI mode (I2C mode works fine):
CA
Ooops, no ADXL345 detected ... Check your wiring!
See photos for ...
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votes
1answer
25 views
acelermetor count goes down after 1 peak
I am using a Wemos D1 Mini and an mpu 6050 accelerametor. I managed to get the acceleratmetor to work and have 1 value come out of movements. So when a peak it hit (aka, the threshold of 1.00 is hit) ...
2
votes
1answer
465 views
ADXL355 accelerometer code
I am doing a project which monitors vibrations using an ADXL355 sensor and an Arduino. I have used the MPU-9250 sensor before.
I am not able to find a library or tutorials for calibrating, filtering, ...
-1
votes
2answers
62 views
Is it possible to get values only during vibration/movement from an Accelerometer(ADXL335/MPU6050)?
I'm trying to make a wearable motion sensor using ESP32 board and ADXL335 Accelerometer.
Presently when I'm serial printing the output I'm getting the tilt value as well, which have different values ...
0
votes
1answer
62 views
My gimbal program does not compile
my code:
// Get Yaw, Pitch and Roll values
#ifdef OUTPUT_READABLE_YAWPITCHROLL
mpu.dmpGetQuaternion(&q, fifoBuffer);
mpu.dmpGetGravity(&gravity, &q);
mpu.dmpGetYawPitchRoll(...
0
votes
1answer
283 views
How to use H3LIS331DL 3-Axis Linear Accelerometer with arduino to detect Harsh braking of vehicle
I am a newbie here, Recently I was working with H3LIS331DL 3-Axis Linear Accelerometer I²C Mini Module
Here is code for the X, Y, Z-axis.
#include <movingAvg.h>
#include <...
1
vote
2answers
445 views
Adafruit_LSM303 tilt compensated compass
I am having troubles with tilt compensating my compass.
I am using the LSM303DLHC accelerometer/compass in combination together with the Adafruit_LSM303_U.h.
I was able to get my compass to the ...
0
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0answers
177 views
How to manage interrupt from accelerometer BMA220?
I would like to use the interrupt register from the BMA220 accelerometer in order to detect high-g shock. I am using a Mega2560 and the sensor is powered by 3.3 V. I use a voltage divider to convert ...
1
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0answers
40 views
MPU-6050 showing all -1s
I am following this tutorial and have an MPU-6050 connected to an Arduino Micro with the following connections
VCC - 5V/3.3V
GND - GND
SDA - A2
SCL - A3
I'm trying to run the short example ...
0
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0answers
119 views
Arduino Due ADXL345 Interference
I am working with an Arduino Due and the Analog ADXL345 through a module following this tutorial, with the wire.h library at Fast Speed (400kHz), the Accelerometer Sampling at 800Hz (for the Maximum ...
5
votes
1answer
2k views
A proper way to get the roll, pitch and yaw values
TL, DR : What is the method(in terms of sensors and algorithm) to get the roll, pitch angles of an aircraft at any instant.
I am planning to build a hobby aircraft. I am so confused about which kind ...
3
votes
3answers
1k views
What is the right way to query an I2C device from an interrupt service routine?
The ADXL345, for example, requires that interrupts are responded to by querying the INT_SOURCE (interrupt source) register. In example code for the SparkFun ADXL345 Arduino Library, there is code that ...
1
vote
0answers
380 views
using two mpu6050 to get more accurate and precise angles
i have been using this gyro for a while, now i am aware of all measures taken, to improve the outcome of this board.
my question is: would using two at the same time improve the results?
if yes how ...
0
votes
2answers
538 views
Using MPU-6050 without I2C
My target is to use multiple MPU-6050 at once, I searched on the internet and found that they can be hooked up really simply. Just connect in parallel and use I2C-Scanner. Then get those addresses and ...
1
vote
0answers
36 views
Denoising accelerometer data mounted on moving vehicles
Can you suggest a method for denoising accelerometer data mounted on moving vehicles?
I have read several suggestions like using Kalman filter, moving average, etc. but I'm not sure which suit best in ...
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vote
0answers
1k views
SOLVED Accelerometer/gyro MPU6050 is freezing after random time
SOLVED: I "solved" the problem by cycling my Arduino's power and I haven't had an issue since. I would still like to figure out what was going on. I still think it's something in that MPU6050 library ...
0
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4answers
477 views
How can I hook up multiple MMA8451 accelerometers, (I2C protocol) using one Arduino Mega?
How can I hook up four (adafruit) MMA8451 accelerometers (using I2C protocol) using one Arduino Mega? What I'm confused about is I only have one SDA and SCL on the Arduino Mega obviously. So how can I ...
0
votes
1answer
2k views
Remove gravity from accelerometer of MPU-6050
I am currently working with MPU-6050. Now I want to minus gravity from my accelerometer's value as we minus the offset.
Here is the code:
#include <Wire.h>
#include <MPU6050.h>
//read as ...
0
votes
1answer
303 views
Changing Baud Rate not working
I have copied this code from Github :
#include <Wire.h>
#include <MPU6050.h>
MPU6050 mpu;
// Timers
unsigned long timer = 0;
float timeStep = 0.01;
// Pitch, Roll and Yaw values
...
0
votes
2answers
326 views
MPU-6050 with Arduino - postmortem
I'm working with MPU-6050 with Arduino Uno.
I copied the code below from Arduino Playground - MPU6050.
Code :
// MPU-6050 Short Example Sketch
// By Arduino User JohnChi
// August 17, 2014
...
1
vote
0answers
222 views
FIltering, FXOS8700, FXAS21002C optimization
I'm working on an inverse pendulum project, and am using an adafruit NXP_FXOS8700_FXAS21002 along with an Arduino due, and an esp8266 (two separate projects, same code however). I'm using a Magdwick ...
0
votes
1answer
322 views
Find vehicle movement by IMU and GPS
I'm using MPU9250 which has both accelerometer and gyroscope in a vehicle. What I want is to just know that if the vehicle is currently moving or not. I searched and find out that I can't get velocity ...
1
vote
2answers
994 views
Analog vs Digital Accelerometers - pro's and con's? [closed]
For my project i need to measure accelerations up to 16g. My options are either digital accelerometers such as the MPU6050 or MPU9250 or an analog accelerometer such as the ADXL326.
What are any ...
0
votes
1answer
850 views
How to read the raw data from GY-85 module?
This module has 3 sensors. Gyroscope, Accelerometer and Magnetometer.
I think I'm reading the raw data in the wrong way.
For example, for the magnetometer HMC5883L, I'm using this code which I ...
2
votes
1answer
866 views
How can I simulate an accelerometer?
I am new to Arduino. I want to simulate a circuit which uses an accelerometer ADXL335 and a DC motor. If any deviation observed in the accelerometer readings, I want the motor to rotate. Is there any ...
2
votes
1answer
234 views
How do I connect an accelerometer (GY-521) to a SparkFun Thing Dev (ESP8266)?
All of the wiring diagrams I've found for wiring up a GY-521 accelerometer to an Arduino have looked something like this:
I've read in several places that it needs to be connected to A4 and A5. I ...
0
votes
1answer
284 views
Trying to use Tap Detection solution using ADXL345 with Arduino
I am using ADXL345 sensor connecting with Arduino via I2C interface, I am able to test the data at tri-axial axis but as there are some other features also, which I am going to try with Tap detection ...
2
votes
1answer
464 views
Arduino Mega and gyroscope erroneous values
I have Arduino mega2560 and MPU6050.
I connected to Vcc pin of the gyro to +5V on the mega, the SDA to SDA pin, SDL to SDL pin, AD0 and GND to 2 GND pins.
I used this code:
#include<Wire.h>
...
0
votes
1answer
388 views
ADXL345 Data Rate seems to depend more upon Baud rate than the actual Data Rate that I set
I have an Arduino UNO that is connected to an ADXL345. The problem is I need to collect data at 50Hz at least. The ADXL345 according to its Data sheet can go up to 3200Hz without any problem. I am ...
0
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0answers
410 views
Sending accelerometer data using BLE to a Cordova phone app
I'm working on a simple project, that involves an Arduino sending accelerometer data to a Cordova-based phone app using BLE.
I've got my Arduino wired up correctly, I think - I can see the data in ...
2
votes
1answer
3k views
What is corrrect the way to find roll, pitch, yaw?
I have an MPU9250. I have calculated accelerometer, gyroscope, magnetometer. But I want to know how to caclulate roll yaw pitch. I have searched on Google. I found many answer
roll = (atan2(-...
0
votes
1answer
115 views
Limiting Data Output Frequency from ADXL345
I have a working ADXL345 connected to an Arduino UNO, I need to limit the rate at which the ADXL345 takes in readings. I am using the SparkFun library for this sensor. I have read about the delay ...
0
votes
1answer
544 views
Measuring the speed of an object moving fast through air [closed]
I am new to arduino and am confused about how I would go about doing this: I want to attach a device to a small ball, that will move through the air at speed. The purpose of this device would be to ...
0
votes
2answers
959 views
Data transfer to and from Arduino to Raspberry Pi
I am trying to transmit MPU6050 accelerometer data + data from 3 potentiometers from Arduino to Raspberry Pi. I do post processing here (on Raspberry Pi) and then transfer the data back to Arduino to ...
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0answers
81 views
Controlling motors via accelerometer not working
I want to control the 2 servos(pan tilt) using accelerometer data value from android app. Im using nodeMCU v3, 2 servos(pan tilt) and smartphone.
Connection:
servos(pan tilt) is connected to 5 v ...
0
votes
1answer
201 views
Problem connecting Android app to Arduino [closed]
Sorry for doing this, I really don't know where to post beacuse this is both Android Studio code and Arduino code so I've posted to both sites.
I want to create a project of using controlling pan-...
0
votes
1answer
181 views
Passing reference to hardware between methods in custom class
I'm a C++ / Arduino newbie, trying to build a custom library for the first time. I created a unit called CDSensors.cpp, which has two methods, SetupSensor and ReadSensors. The sensor is a SparkFun ...
