【High-Precision LSM303 Module for Accurate Attitude Sensing】 The LSM303 module integrates a high-performance ST accelerometer and magnetometer, delivering precise three-axis acceleration and magnetic field data. With ±16g acceleration range and automatic magnetic field adjustment, it ensures accurate attitude calculation in real-time. Suitable for robotics, navigation, and motion control systems.
【Easy-to-Use I²C Interface with Dual Address Support】 This LSM303 module features an I²C communication interface with dual addresses (0x19 for accelerometer, 0x1E for magnetometer), making it simple to integrate into 3.3V or 5V microcontroller systems. The onboard level conversion ensures compatibility with a wide range of embedded platforms, reducing development complexity.
【Low Power Consumption for Long-Lasting Performance】 Operating at just 0.9 mA in active mode and 1 µA in standby, this IMU sensor is Suitable for battery-powered applications. Its energy-efficient design supports extended operation without compromising on performance, making it Suitable for portable devices and IoT projects.
【Built-In Inclination Compensation for Stable Heading Output】 Equipped with an advanced inclination compensation algorithm, the LSM303 module automatically corrects direction deviation in non-horizontal positions. This ensures stable and reliable heading angle output (0°–360°), enhancing accuracy in dynamic s like s and autonomous robots.
【Robust Design for Reliable Operation in Challenging s】 With a compact 15mm × 20mm PCB and built-in electromagnetic shielding options, this attitude sensor is designed for durability and stability. It supports high-pass filtering to reduce motor interference and offers configurable interrupts for motion detection, making it a versatile solution for industrial and consumer applications.
Description
product parameters
working voltage :2.5V-5.5V DC (compatible with 3.3V/5V system, onboard level conversion)
accelerometer range of :± 2g, ± 4g, ± 8g, ± 16g (programmable configuration)
magnetometer range :± 1.3-± 8.1 gauss (automatic range adjustment)
for data output:
Acceleration: three-axis 16-bit digital signal
Magnetic force: three-axis 12-bit digital signal
Attitude : Built -in of inclination compensation algorithm, direct output heading angle
Communication Interface: I²C (dual address: accelerometer 0x 19, magnetometer 0x1E)
Power consumption:
Operating mode: 0.9 mA (accelerometer + magnetometer)
Standby mode: 1mA
Accuracy:
Acceleration: ± 1% FSR (full range)
Heading angle: ± 2 ° (after static calibration)
product pin function
VCC: power positive input (2.5V-5.5V DC)
GND: power supply and logic ground (common ground with controller)
SCL :I²C clock line (external 4.7kΩ pull-up resistor required)
SDA :I²C data line (external 4.7kΩ pull-up resistor required)
DRDY: Data Ready Interrupt (Active Low, Configurable Trigger)
INT1/INT2: Accelerometer interrupt output (for free fall/motion detection)
SA0: Address Selection (Magnetometer Address):
Ground: Address 0x1E (default)
Connected to VCC: Address 0x1D (used when multiple modules are connected in parallel)