Tilt Compensated Digital Compass LSM303DLHC (3 Axis accelerometer + 3 Axis Magnetometer))

Overview

Navigate with confidence using the LSM303DLHC Tilt Compensated Digital Compass—a powerful fusion of a 3-axis accelerometer and a 3-axis magnetometer in a single, compact module. This sensor is engineered to deliver precise heading data even when your device is tilted, making it an essential component for advanced navigation systems, robotics, and orientation-sensing projects. Whether you're building a drone, a rover, or a smart wearable, the LSM303DLHC provides the reliable, real-time orientation data you need.

Key Features

• Tilt Compensation: Combines accelerometer and magnetometer data to maintain accurate heading regardless of tilt angle.
• Dual Functionality: Integrates a 3-axis linear accelerometer and a 3-axis magnetic field sensor.
• High Resolution: Configurable acceleration ranges (±2g/±4g/±8g/±16g) and magnetic field ranges (±1.3 to ±8.1 gauss).
• I2C Interface: Simple two-wire communication for easy integration with microcontrollers.
• Low Power Consumption: Ideal for battery-powered and portable applications.
• Compact Design: Small footprint fits seamlessly into space-constrained projects.
• Wide Operating Voltage: Supports 2.16V to 3.6V, compatible with 3.3V logic.

Technical Specifications

• Sensor Type: 3-axis accelerometer + 3-axis magnetometer
• Interface: I2C (address 0x1E for magnetometer, 0x19 for accelerometer)
• Acceleration Ranges: ±2g, ±4g, ±8g, ±16g (user-selectable)
• Magnetic Field Ranges: ±1.3, ±1.9, ±2.5, ±4.0, ±4.7, ±5.6, ±8.1 gauss (user-selectable)
• Resolution: 16-bit for both accelerometer and magnetometer
• Supply Voltage: 2.16V to 3.6V
• Operating Temperature: -30°C to +85°C
• Dimensions: 20mm x 15mm (approx.)
• Mounting: Breakout board with through-hole and SMD pads

Applications & Use Cases

• Robotics: Precise heading for autonomous navigation and pathfinding.
• Drones & UAVs: Orientation and compass for flight stabilization.
• Marine & Outdoor Navigation: Handheld compass, GPS dead-reckoning.
• Wearables: Step counting, gesture recognition, and orientation-aware UI.
• IoT Devices: Motion and magnetic field detection for smart sensors.
• Educational Projects: Teach students about magnetometry and inertial measurement.

What's Included

• 1x LSM303DLHC Tilt Compensated Digital Compass Module
• Pin header strip (may require soldering)
• (No battery or external components included)

Compatibility

• Arduino (Uno, Mega, Nano, etc.) via I2C
• Raspberry Pi (with Python or C++ libraries)
• ESP8266 / ESP32
• STM32 and other microcontrollers with I2C
• Works with popular libraries like Adafruit_LSM303 and SparkFun LSM303

MOKWN Recommendation

For Egyptian makers, students, and engineers, the LSM303DLHC is a top-tier choice for tilt-compensated compass projects. Its dual functionality saves space and simplifies design, while its compatibility with Arduino and Raspberry Pi makes it a breeze to prototype. Whether you're building a navigation system for a robot or a smart compass for hiking, this module delivers accuracy and reliability. At MOKWN, we recommend pairing it with a microcontroller like the Arduino Uno or ESP32 for best results.