Overview
The 3-Axis Accelerometer Module GY-521, powered by the MPU-6050 sensor, combines a 3-axis accelerometer and a 3-axis gyroscope in a compact, high-performance package. Designed for developers, hobbyists, and professionals, this module delivers reliable motion tracking, orientation sensing, and rotational measurement for a wide range of applications including drones, robotics, wearable devices, gaming, and motion capture.
Key Features
Integrated 6-Axis Motion Sensing
- 3-axis accelerometer for linear acceleration and orientation detection.
- 3-axis gyroscope for rotational velocity and angular movement tracking.
Performance and Precision
- 16-bit ADCs on each channel for high-resolution data and stable readings.
- Digital Motion Processor (DMP) to offload sensor fusion and complex calculations from the host MCU, improving responsiveness and reducing CPU load.
Form Factor and Power
- Compact PCB: 20mm x 16mm footprint and weighs approximately 0.5 grams.
- Wide operating voltage: 3.3V to 5V, compatible with most development boards.
Communication and Control
- I2C interface (up to 400 kHz) with selectable address pins to avoid bus conflicts.
- Configurable interrupts for motion detection and event-driven designs.
- Integrated temperature sensor for monitoring module conditions (range: -40°C to +85°C).
Technical Specifications
- Sensor: MPU-6050
- Axes: 3-axis accelerometer, 3-axis gyroscope (6-axis total)
- ADC resolution: 16-bit
- Operating voltage: 3.3V to 5V
- Communication: I2C (up to 400 kHz)
- Dimensions: 20mm x 16mm
- Weight: 0.5 grams
- Temperature sensor range: -40°C to +85°C
- Accelerometer ranges: ±2g, ±4g, ±8g, ±16g
- Gyroscope ranges: ±250, ±500, ±1000, ±2000 degrees/sec
Applications
- Drones and UAVs: Flight stabilization, attitude estimation, and navigation assistance.
- Robotics: Motion control, balance, and feedback for mobile robots and manipulators.
- Wearable technology: Activity tracking, posture detection, and gesture recognition in fitness devices and health monitors.
- Gaming and VR: Motion input for controllers and immersive systems.
- Motion capture: Precise movement tracking for animation, sports analysis, and research.
Integration and Setup Tips
- Use the I2C SDA and SCL pins to connect to most microcontrollers; power the module with 3.3V–5V depending on your host board.
- Select the appropriate accelerometer and gyroscope full-scale ranges in software to balance sensitivity and dynamic range for your application.
- Enable the DMP when available to perform onboard sensor fusion for accurate orientation (quaternions) without heavy CPU load.
- Calibrate gyroscope bias and accelerometer offsets at startup to improve long-term accuracy.
Why Choose the GY-521 MPU-6050 Module?
The GY-521 MPU-6050 module is a proven, cost-effective motion sensor offering a rich feature set: high-resolution 16-bit ADCs, an onboard DMP, flexible I2C connectivity, and a tiny footprint. These features make it an excellent choice for any project that requires precise motion sensing with minimal integration effort.
Compatibility and Notes
- Compatible with common development platforms such as Arduino, ESP32, Raspberry Pi, and other microcontrollers with I2C support.
- Software libraries and example code for the MPU-6050 are widely available to accelerate prototyping.
- Note: Product images are for illustration only. Actual board layout and color may vary slightly.
Ayaan Faisal (verified owner) –
Ayaan Faisal –