The GY-87 integrates three precision sensors, MPU-6050 (accelerometer + gyroscope), HMC5883L (magnetometer), and BMP180 (barometric pressure)—on a single I²C-compatible board. It’s ideal for drones, robotics, orientation tracking, and environmental monitoring.

Specifications

• Sensor Suite:
  - MPU-6050: 3-axis accelerometer + 3-axis gyroscope
  - HMC5883L: 3-axis magnetometer (digital compass)
  - BMP180: Barometric pressure sensor (altitude estimation)
• Degrees of Freedom: 10DOF (3 accel + 3 gyro + 3 mag + 1 pressure)
• Communication Interface: I²C (3.3 V logic level, onboard level shifter for 5 V compatibility)
• Operating Voltage: 3 V – 5 V DC
• Dimensions: 22 mm × 17 mm
• Mounting: 4 × M2 holes
• PCB Finish: Immersion gold
• Additional Features:
  - Power LED
  - Onboard LDO regulator
  - Noise filtering capacitors
  - Selectable I²C address for MPU-6050 via solder jumper

Features

• Combines motion, orientation, and environmental sensing in one compact module
• Compatible with Arduino, ESP32, STM32, and other I²C-capable MCUs
• Ideal for IMU-based robotics, drone flight controllers, and weather stations
• Common use cases:
  - Orientation and motion tracking
  - Heading and compass navigation
  - Altitude estimation and pressure logging
  - STEM kits and classroom sensor integration

Tutorial 1: Circuits DIY

Tutorial 2: Tech Monkey

NOTE: The above tutorials are for reference only.