HMC5883L Magnetometer Module
The HMC5883L is a triple-axis magnetometer compass, which uses I2C for communication. This Module consists of an on-board voltage regulator allowing you to power the module with voltages between 3.3V and 6V.
HMC5883L Pinout Configuration
The Vcc pin powers the module, typically with +5V
Power Supply Ground
Serial Clock Pin. Connect this pin to the SCL pin of Microcontroller.
Serial Data Pin. Connect this pin to the SDA pin of Microcontroller.
Data Ready Pin Output. This pin is used to know that when data is ready to be read
Magnetometer Module Features & Specifications
- Operating Voltage: 3V to 6V DC
- I2C interface
- 1-2 degree heading accuracy
- Integrated 12-bit ADC
- 160Hz max data rate
- Range of -8 to +8 Gauss
- Needs no external components
- Easy to use with Microcontrollers or even with normal Digital/Analog IC
- Small, cheap and easily available
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Related Components: HMC5883L, Resistors, Voltage Regulator IC
Brief about Magnetometer Module
This HMC5883L Magnetometer Module consists of an HMC5883L Magnetometer IC, Voltage Regulator IC, resistors, and capacitors in an integrated circuit. Different manufacturers use a different voltage regulator IC. Most of the modules use XC6206P332MR (662K) IC.
The HMC5883L is a surface-mount, multi-chip module designed for low-field magnetic sensing IC. The HMC5883L includes high-resolution HMC118X series magneto-resistive sensors plus an ASIC containing amplification, automatic degaussing strap drivers, offset cancellation, and a 12-bit ADC that enables 1° to 2° compass heading accuracy.
Apart from the HMC5883L IC, this module also consists of a 3.3V voltage regulator IC.
How to Use the HMC5883L Magnetometer Module
HMC5883L Magnetometer Module consists of five pins i.e. VCC, GND, SCL, SDA, and DRDY. Using the Magnetometer module with a microcontroller is very easy. Connect VCC and GND pins to 5V and GND pins of Microcontroller. Also, connect SCL and SDA pins to the SCL and SDA pins of Microcontroller.
Applications of HMC5883L Magnetometer
- Auto and personal navigation.
- UAV systems.
- Robotic navigation.
- Location-based services (LBS).