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3 Axis Digital Compass ( HMC5883L) GY-271
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EGP140.00
The GY-271 HW-246 3-Axis Magnetometer Digital Compass Sensor Module is a high-precision instrument designed for low-field magnetic sensing. Equipped with a digital I2C interface, it delivers accurate heading information, making it an excellent choice for applications such as unmanned aerial vehicles (UAVs), robot navigation systems, and digital compasses.
The module converts magnetic fields into differential voltage outputs across three axes, enabling the calculation of headings or the detection of magnetic fields from various directions. Its compact design and reliable performance make it a staple in electronics projects requiring orientation sensing.
Features :
- 3-Axis Magnetic Field Sensing: Measures magnetic fields in three dimensions for comprehensive orientation data.
- High Accuracy and Precision: Utilizes the HMC5883L chip to ensure reliable heading information.
- Digital I2C Interface: Facilitates seamless integration with microcontrollers like Arduino.
- Broad Measuring Range: Detects magnetic fields from ±1.3 to 8 Gauss.
Specifications :
| Parameter | Specification |
|---|---|
| Chip | HMC5883L |
| Power Supply | 3V to 5V DC |
| Communication Interface | I2C (Standard IIC protocol) |
| Measuring Range | ±1.3 to 8 Gauss |
| Pins | VCC, GND, SCL, SDA, DRDY |
| Output Rate | 0.75 to 75 Hz (continuous mode) |
| Sensitivity | 230 to 1370 LSb/gauss (at 3.0V) |
| Operating Temperature | -30°C to 85°C |
Pin Description :
| Pin | Description | Function |
|---|---|---|
| VCC | Power supply (3V to 5V DC) | Supplies power to the module. Connect to the positive terminal of your power source or microcontroller. |
| GND | Ground | Completes the circuit. Connect to the ground (0V) of your power supply. |
| SCL | I2C Clock | Synchronizes data transfer. Connect to the SCL pin on your microcontroller. |
| SDA | I2C Data | Transfers data. Connect to the SDA pin on your microcontroller. |
| DRDY | Data Ready | Indicates new data availability. Optional; connect to an interrupt pin or leave unconnected. |
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