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Questions tagged [magnetometer]

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34 questions
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1 vote
2 answers
140 views

I'm trying to calibrate my MMC5603 magnetometer using MotionCal and the Adafruit SensorLab Jupyter notebook, but my readings seem off. The raw magnetometer values appear to be spread out oddly even ...
user avatar
2 votes
1 answer
2k views

I have been trying to calculate the compass heading using the magnetometer in an MPU9250 sensor. But the result is not making sense to me. I am completely new in this and do not have much ...
Sayantan Das's user avatar
  • 123
0 votes
2 answers
1k views

I just got a MMC5603 magnetometer from Adafruit. However the measurements are unreliable. For example when I convert it to a heading it goes from 200° to 180° and then back to 200° if I move it ...
Richard Beattie's user avatar
  • 179
1 vote
1 answer
232 views

I am currently usinga BNO055 sensor fitted on the Arduino Nine-axis motion shield to measure ocean wave heights and periods. To do this, I'd like to use the quaternions provided, however I have a ...
Kajitrim's user avatar
  • 23
1 vote
0 answers
483 views

I have a HMC5883L module connected to an Arduino Mega 2560 via +5, GND, SCL, SDA. The Arduino code is from the MagMaster-master example, as follows: #include "Wire.h" #include "...
starship15's user avatar
  • 782
1 vote
1 answer
107 views

I bought a 9 DOF IMU from AliExpress (pictures below), asking because this seems to be somewhat of a common issue (and I'm a bleeding noob). I tried setting up this board using example codes from ...
user2305193's user avatar
  • 155
-1 votes
2 answers
418 views

I am working on a tilt compensated compass with the LSM303DLHC. I manage to calibrate the magnetic and accelero part. I managed to calculate pitch and roll. But when it comes to calculate tilt ...
sanrays10's user avatar
  • 49
0 votes
1 answer
697 views

I am trying to build a 9-DOF IMU using the MPU-9250 chip which contains a gyro, accelerometer and compass. I have successfully realized 6-DOF sensor fusion using the DMP chip and Sparkfun's library, ...
Twometer's user avatar
  • 123
0 votes
1 answer
529 views

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>...
AfiJaabb's user avatar
  • 219
0 votes
1 answer
216 views

I am using an HMC-5983 magnetometer compass on my arduino uno to find the heading of a car I'm building.But my compass readings aren't varying linearly.For example when I physically turn my compass by ...
AfiJaabb's user avatar
  • 219
2 votes
1 answer
190 views

I am using the HMC-5983 magnetometer module to obtain the compass heading of a autonomous car I am building using the arduino platform.I'musing the Z axis and X axis to obtain the heading. However ...
AfiJaabb's user avatar
  • 219
1 vote
2 answers
1k views

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 ...
Roel's user avatar
  • 49
0 votes
2 answers
489 views

With regards to the Adafruit LSM9DS1 breakout: enter link description here And using the Library: enter link description here I am trying to increase the sample rate, or speed of this chip. I am ...
MattG's user avatar
  • 117
2 votes
1 answer
251 views

I needed a magnetometer with a high Output Data Rate (ODR). This is because I wanted to measure AC magnetic fields of around 20-80 Hz. So I decided to go with the MMC3416xPJ prototyping board which ...
Nadim Ahmed's user avatar
  • 33
2 votes
0 answers
380 views

Last week I created some code in which I can run a Ublox GPS NEO-6 and a magnetometer HMC5883L together. Which at the time worked brilliantly. Yesterday I have attempted to run the code again, with ...
Ashaal Aalam's user avatar
  • 21

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