Overview
The ZeroOne OneCompass RM3100 is an external compass module for UAV systems, using an RM3100 magnetic sensor and a DroneCAN communication interface. The compact module includes SYS, PWR, and CAN status indicators for integration and diagnostics.
Key Features
- DroneCAN communication protocol
- Processor: STM32L431
- Communication rate: 2MBit/s Max
- Heading accuracy: 0.01°
- On-device indicators: SYS / PWR / CAN
Specifications
| Magnetic sensor | RM3100 |
| Communication protocol | DroneCAN |
| Processor | STM32L431 |
| Communication rate | 2MBit/s Max |
| Heading accuracy | 0.01° |
| Range | -800 to +800 µT |
| Sensitivity | 50 µT @ 50 cycle counts; 26 µT @ 100 cycle counts; 13 µT @ 200 cycle counts |
| Noise | 30 µT @ 50 cycle counts; 20 µT @ 100 cycle counts; 15 µT @ 200 cycle counts |
| Linearity | 0.5% @ ±200 µT |
| Circuit oscillation frequency | 180 kHz |
| Supply voltage | 4.6 V ~ 5.3 V |
| Operating temperature | -20 °C ~ 85 °C |
| Weight | 8.4 g |
| Dimensions | 34.2 mm x 16.2 mm x 10.6 mm |
What’s Included
- OneCompass RM3100 module x1
- 25 x 15 3M adhesive x2
- CAN/I2C cable (30 cm) x1
- Quality certificate x1
Applications
- UAV systems requiring an external compass via DroneCAN
- DroneCAN-based navigation and heading sensing integrations
For product compatibility or installation questions, contact support@rcdrone.top or visit https://rcdrone.top/.
Details


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