ADXL345 GY-291 3-Axis Accelerometer Sensor Module

ADXL345 GY-291 High Precision 3-Axis Digital Accelerometer Module

The ADXL345 GY-291 is a compact and highly accurate 3-axis accelerometer sensor module designed for detecting tilt, vibration, motion, and free fall. It is widely used in Arduino projects, robotics, 3D printers (including Klipper firmware setup), industrial instruments, and educational science projects. With I2C and SPI compatibility, the ADXL345 module integrates seamlessly into various electronics and DIY applications. Its low power consumption, wide measurement range, and intelligent motion detection features make it one of the most reliable accelerometer modules available for engineers, students, and hobbyists.

Product Specifications

Features

• Compact 3-axis accelerometer with high precision and digital output
• Supports I2C and SPI communication for flexible integration
• Wide measurement range from ±2g to ±16g
• Advanced power management with ultra-low consumption modes
• Real-time tilt, vibration, and free fall detection
• Single and double tap detection for interactive applications
• Reliable performance for Arduino, Raspberry Pi, and embedded systems
• Trusted by engineers, makers, and students for science projects at Bigyan Project

Applications / Use Cases

• Arduino and DIY electronics projects requiring motion or tilt sensing
• 3D printer calibration and vibration analysis for Klipper firmware
• Robotics for balance control and movement detection
• Wearable devices and fitness trackers
• Medical instruments requiring precise motion detection
• Hard disk protection through free fall detection
• Portable gaming and navigation devices
• Educational experiments and science projects from বিজ্ঞান প্রজেক্ট (Bigyan Project)

User Guide / How to Use

• Connect the ADXL345 module to Arduino or microcontroller using I2C or SPI pins
• Provide stable 3V to 5V power supply (5V recommended for best performance)
• Download and install ADXL345 Arduino library for easy integration
• Calibrate the sensor for tilt and motion accuracy
• Use the module in projects such as vibration detection, robotics, or gaming devices
• For 3D printers, integrate with Klipper firmware for precise vibration measurement

Frequently Asked Questions (FAQs)

• Q: Can this module work with Arduino Uno?
  A: Yes, it is fully compatible with Arduino Uno and other Arduino boards.
• Q: Does it support Raspberry Pi?
  A: Yes, the ADXL345 works with Raspberry Pi using I2C or SPI communication.
• Q: What is the maximum range it can measure?
  A: It supports ±2g, ±4g, ±8g, and ±16g measurement ranges.
• Q: Can it be used for 3D printer vibration analysis?
  A: Yes, it is commonly used with Klipper firmware for vibration compensation.
• Q: How much power does it consume?
  A: It consumes as low as 23µA in measurement mode and 0.1µA in standby mode.
• Q: Is it suitable for science fair projects?
  A: Absolutely, students use it in robotics, tilt sensing, and DIY electronics projects available at বিজ্ঞান প্রজেক্ট (Bigyan Project).

Challenges and Considerations

• Requires proper calibration for accurate results
• May show noise in unstable power supply conditions
• Needs correct wiring for SPI or I2C to avoid communication errors
• Limited measuring range compared to high-end industrial sensors

Compatibility

• Arduino Uno, Nano, Mega, Leonardo
• Raspberry Pi boards
• ESP8266 and ESP32 microcontrollers
• 3D printers running Klipper firmware
• DIY robotics and wearable devices

Future Enhancement Options

• Integration with wireless modules for remote motion monitoring
• Use with data logging systems for long-term vibration tracking
• Combine with gyroscopes and magnetometers for complete IMU solutions
• Expansion into smart wearable and IoT applications

Benefits

• Accurate tilt and motion sensing for versatile applications
• Low power consumption suitable for portable devices
• Supports both beginners and professionals in electronics projects
• Compatible with a wide range of microcontrollers and platforms
• Affordable solution for robotics, 3D printing, and educational projects
• Available at trusted source বিজ্ঞান প্রজেক্ট (Bigyan Project) for science projects

Conclusion

The ADXL345 GY-291 3-axis digital accelerometer module is a powerful and versatile sensor that combines precision, low power consumption, and broad compatibility. Whether you are an engineer developing industrial solutions, a student working on a science project, or a hobbyist building DIY electronics, this module provides the performance you need. Widely used in robotics, Arduino, 3D printers, and wearable devices, the ADXL345 is a reliable choice available through বিজ্ঞান প্রজেক্ট (Bigyan Project) to help you take your projects to the next level.