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Simplify attitude tracking and posture calculation in your robotics projects with the GY-25 MPU-6050 Serial Tilt Angle Sensor Module. While standard MPU-6050 boards (like the GY-521) output raw accelerometer and gyroscope data requiring heavy Kalman filtering or Complementary Filter math on your host controller, the GY-25 features an onboard STM-based micro-controller that does the heavy lifting for you.
The onboard MCU continuously reads the 6-axis MPU-6050 MEMS sensor, runs internal sensor-fusion algorithms, and streams calculated Roll, Pitch, and Yaw (Euler Angles) directly over a standard TTL Serial UART interface. This offloads processor overhead, making tilt and inclination detection instantaneous across Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and RC flight controllers.
Key Advantages Over Standard I2C MPU-6050 Modules
Onboard Algorithm Processing: Internal MCU handles complex Motion Fusion math on-chip, outputting ready-to-use Euler angles (+-180 degree Roll/Yaw, +-90 degree Pitch).
Simple TTL Serial Interface: Connect using basic
TXandRXpins without spending hours debugging complex I2C registry code or DMP firmware blobs.Low Host Processor Overhead: Eliminates heavy floating-point calculations on basic 8-bit microcontrollers, saving flash memory and RAM for main project code.
Dual Output Modes: Supports continuous streaming serial data mode or query/response mode via simple ASCII commands.
Wide Voltage Compatibility: Built-in low-dropout (LDO) regulator allows operation from 3.0V to 5.0V DC circuits.
Common Applications
Self-Balancing Robots & Segways: Maintain real-time tilt equilibrium with fast loop response times over UART.
Quadcopters & Gimbal Stabilization: Monitor pitch/roll posture for camera gimbals and RC aircraft stabilization.
Industrial Inclinometers & Safety: Track structural tilt, crane boom angles, and rollover safety in mobile machinery.
Smart Antenna & Solar Trackers: Keep solar panels or parabolic antennas aligned with precise multi-axis orientation feedback.
Technical Specifications
| Parameter | Specification |
| Onboard Sensor IC | InvenSense MPU-6050 (3-Axis Gyro + 3-Axis Accelerometer) |
| Operating Voltage | 3.0V – 5.0V DC |
| Operating Current | ~ 15mA |
| Communication Interface | TTL Level Serial UART (9600Baud or 115200Baud) |
| Measuring Range | Pitch: +- 90degree / Roll: +-180^degree / Yaw: +-80degree |
| Resolution / Accuracy | 0.01degree Resolution / ~ 1 degree Angle Accuracy |
| Update Rate | Up to 100Hz (10ms refresh rate) |