C-Compass CAN Electronic Compass

  • High-performance, industrial-grade interference resistance.
  • Proprietary M4C software architecture.
  • Supports CAN protocol.
  • Compatible with ArduPilot and PX4 platforms.

Industrial Grade Anti-interference Capability

Built-in STM32F4 processor and high-resolution car-grade RM3100 sensor, low noise and strong anti-interference ability allow the aircraft to maintain stable performance.

UAV DroneCAN Magnetometer RM3100 Sensor. 无人机 DroneCAN 指南针磁罗盘磁力计 RM3100 传感器. C-Compass
UAV DroneCAN Magnetometer Anti Interfaerence. 无人机 DroneCAN 指南针磁罗盘磁力计抗干扰. C-Compass

Advanced Magnetic Filtering Algorithm

Used as an external sensor, it can effectively eliminate the influence of interference sources within the system (such as cables, batteries, motors, etc.) and can accurately measure the heading of the device.

Self-Developed M4C Software Architecture

It adopts CUAV’s self-developed M4C software architecture, which has greater flexibility and can quickly implement customized development.

UAV DroneCAN Magnetometer Structure. 无人机 DroneCAN 指南针磁罗盘磁力计结构. C-Compass
UAV DroneCAN Magnetometer ArduPilot PX4. 无人机 DroneCAN 指南针磁罗盘磁力计兼容 ArduPilot 和 PX4. C-Compass

DroneCAN Protocol Compatible with ArduPilot/PX4 Platform

Built-in STM32F4 processor, running M4C self-developed platform firmware, with faster response speed and better communicationstability.Adopting the DroneCAN bus protocol, it can be widely used in unmanned systems such as ArduPilot or PX4.

Specification & Parameters

C-Compass Parameters
MCUSTM32F4
ProtocolDroneCAN
SensorRM3100
Software ArchitectureCUAV M4C
Communication rate2Mb
Refresh rate80Hz
Noise15nT
Accuracy0.25° (effective value)
Repetition accuracy0.05°
Resolution0.01°
Sensitivity13nT
Range-800 μT to +800 μT
Controller typePX4/ArduPilot (CUAV/Pixhawk e.g.)
InterfaceGHR-04V-S
Operating Voltage4.75 ~ 5.3V
Operating temperature-20 ~ +80℃
Operating humidity5% ~ 95% (non-condensing)
Casing materialAluminum alloy
Weight13g

Dimensions chart

c-compass-size

C-Compass Videos

ArduPilot, Dronecode, and PX4 Long-Term Partners

CUAV Tech Inc., Ltd. is a National High-Tech Enterprise and Guangdong Provincial Specialized, Sophisticated, Innovative SME that focuses on open-source unmanned system innovation technologies. It integrates R&D, production, sales, after-sales service, and technical support into a cohesive operation. The company maintains long-term collaborative partnerships with leading open-source organizations such as ArduPilot, Dronecode, and PX4.

Supports ArduPilot and PX4 firmware

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