Grove - 3-Axis Digital Compass

3-Axis Compass module, a member of grove family uses I²C based Honeywell HMC5883L digital compass. This ASIC is equipped with high resolution HMC118X magneto-resistive sensors and a 12-bit ADC. It provides compass heading accuracy up to 1° to 2°. Signal conditioning like amplification, automatic degaussing strap drivers and offset cancellation are inbuilt. This grove module also includes a MIC5205-3.3 for power supply requirement. Hence user can connect any 3.3V to 6V DC power supply.

Features

• Grove compatible interface
• 3-Axis Magneto-resistive type sensors
• I²C serial interface
• 2.0cm x 2.0cm Grove module
• 1° to 2° Degree heading accuracy
• Up to 116 Hz Maximum output rate
• Built-In self test

Applications Ideas

• Low cost compassing
• Magnetometry
• Pedestrian navigation
• Hobby auto navigation
• Compassing support for mobile devices and portable computers (i.e connected via Blue-tooth or UART)

Technical Details

Part List

Documents

• 【WIKI】Introduction of Grove System
• 【PDF】Preface - Getting Started
• 【PDF】Introduction to Grove
• Seeed Forum