Questions tagged [accelerometer]
A component which measures G-force to detect which direction it is moved or tilted in.
188 questions
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Why are outputs (altitude and vertical velocity) still unstable (goes to negative infinity) after 2d Kalman filtering GY86 data?
I am using MS5611 in GY86 and ESP32 Dev kit to get the vertical velocity and altitude after running a 2d Kalman filter to it. (I modified the code from episode 19 of Carbon Aeronautics drone playlist)....
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Data constant and always zero from the ADXL345 accelerometer with ESP32 using SPI
I am trying to get data from an ADXL345 accelerometer using an ESP32 via SPI communication. I have configured my code following the ADXL345_WE library specifications and have verified the hardware ...
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Sampling rate too slow
I have an Arduino Nano connected to an Adafruit H3LIS331 accelerometer. The sampling is initiated by a button press, which sets a delay to prepare for the measurement, and then the sampling begins. ...
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Difficulties acquiring angle values from MPU6050
I'm attempting to acquire angle values from an MPU6050 IMU sensor using an ESP32-DevKitM-1 microcontroller.
My setup contains the ESP32 board, the MPU6050 board, and an SD card reader to save the ...
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Do I connect multiple I2C units to the microcontroler in series or parallel?
I have a project (still planning) with three I2C sensors: GPS, 3-axis gyro+accelerometer, and OLED. Do I connect SDA/SCL in series, or do I connect them in parallel?
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Sparkfun canbus shield with LSM6DS33 dual SPI problem
Hello fellow arduino users! I have a question regarding using the Sparkfun Canbus shield in conjunction with the LSM6DS33 sensor on a dual SPI configuration. I have managed to get theese two to ...
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Arduino Nano 33 BLE power consumption optimization
I am working on building a sensor using Arduino Nano 33 BLE that will measure temperature using two thermistors and angle changes. The measured values will be transmitted over Bluetooth to a ...
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LIS3DH not working with arduino
I am new to LIS3DH and tried to interface it with Arduino Uno. I have made the circuit as follows-
LIS3DH : Arduino Uno
SCL : SCL (GPIO18)
SDA : SDA (GPIO19)
3.3v : 3....
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AsyncMqttclient publish affects accelerometer readings
Using M5StickC ESP32 with built-in MPU6886 accelerometer to read vibrations. In the loop() section the code gets 10 readings per second and if the readings exceed a threshold, it starts publishing the ...
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Arduino Nano 33 BLE Sense's BMI270 accelerometer rev 2
I'm trying to figure out how to use interrupts to get BMI270 acceleration data at high rate, but can't find any info on it. Already spent a few hours looking for some sample code and found nothing. ...
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STK8231 accelerometer, getting two axis (x & y data) but not z, also in 0-255
Here is the datasheet I followed: https://lcsc.com/product-detail/Motion-Sensors-Accelerometers_SENSORTEK-STK8321_C966924.html
We are trying the following code:
#include <Wire.h>
int ...
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Help with reading data from ADXL373 Accelerometer (I2C)
I am using ADXL373Z accelerometer with Arduino Uno for a project.
When I run the code, I am getting incorrect values which are probably not even acceleration data. I am thinking it might be a wiring ...
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Quaternion values from Arduino 9-axis motion shield seem very wrong
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 ...
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How to process 20-bit sensor data
I have an acceleration sensor (ADXL355) that returns 20-bit data in three bytes, formatted as 2s complement :
acc3 (bits 19-12) in byte register 3 (mapped to bits 7-0)
acc2 (bits 11-4) in byte ...
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Does anyone have code that successfully calculates velocity from an accelerometer
I'm trying to calculate the speed of a rocket for my project. I've been given the task of calculating this with an adxl3xxx accelerometer sensor. I'm not sure how to go about this as an accelerometer ...
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