Overview
The RadioLink CrossFlight Flight Controller offers Mini Pix-level performance in a compact form factor of just 39.7×39.7×13mm and weighs only 39g. With support for 10 PWM output channels, integrated OSD module, and advanced software-based vibration damping, it delivers superior stability and flight precision for multirotors, micro racing drones, fixed-wing aircraft, RC cars, boats, submarines, and more. The open-source firmware is available on GitHub, making it ideal for developers seeking flexibility and customization.
Key Features
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Mini Size (39.7×39.7×13mm), Lightweight (~39g)
Perfect for compact, high-speed, or cinematic drones. -
Software Vibration Damping (Altitude Hold as Stable as Mini Pix)
Eliminates the need for vibration-absorbing mounts, ensuring accurate sensor data for stable flight in any condition. -
Integrated OSD Module
Real-time display of flight data including GPS, voltage, current, wind speed, and return route, compatible with ArduPilot. -
10 PWM Output Channels
Supports flexible motor and servo configurations for complex UAV applications. -
Automation Testing System
Ensures fast and reliable quality control, reducing test time from ~19 minutes (manual) to under 5 minutes. -
Robust Ecosystem Compatibility
Compatible with TF card logging, GPS/Ultrasonic modules, telemetry modules, and power modules. -
Advanced Kalman Filtering Algorithm
Enhances navigation precision for autonomous drones and agricultural vehicles, proven in cinematic and industrial projects.
Specifications
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Weight & Dimension
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Dimension
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39.7*39.7*12.1mm (1.56"*1.56"*0.48")
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Weight
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16.5g(0.58oz), 54g(1.9oz when all the connect wires included)
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Hardware
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Processor
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HC32F4A0PITB
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Sensor
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Gyro & Accelerometer
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BMI270
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Compass
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VCM5883L
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Barometer
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LPS22HB
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FRAM
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Without FRAM, use the internal flash to store parameters, 2617 waypoints for multi-copters, and 2623 waypoints for airplanes, cars, and boats.
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Buzzer
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1
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Switch
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None
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Connector
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Type
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JST GH1.25 Connector
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PWM Output
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10 PWM Output
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Mavlink UART
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2(without CTSRTS)
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USB Port
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1(Type-C)
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GPS UART/I2C Port
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1
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Signal Input
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PPM/SBUS/CRSF
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RSSI Output
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Support
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OSD Module
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OSD Module Integrated
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ESC Protocol
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PWM, DShot, and OneShot Protocol
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RTK
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Support
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Redevelopment
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Support
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Power Module
Specifications |
Weight
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16g(0.56oz) without wire
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Input Voltage
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2-12S
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Maximum Detection Current
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90A
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Output Voltage(BEC)
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5.3V±0.2V
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Output Current(BEC)
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2A
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Single ESC Maximum
Detection Current |
22.5A
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Adaptable Models
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||
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Operating Paramteters
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USB Voltage
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5V±0.3V
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Servo Voltage
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Not applicable
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Operating Temperature
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-30~85℃
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Applications
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Multirotor and Micro Racing Drones (e.g. 210, 220, 250 frames)
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Fixed-Wing Aircraft
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Helicopters
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RC Cars & Boats
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Submarines and Radar Trackers
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Agricultural UAVs
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Autonomous Ground Vehicles
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Cinematic Drones for Stunt or Supercar Shooting
Package Contents
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CrossFlight Flight Controller ×1
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Power Module (2–12S support) ×1
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Buzzer ×1
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I2C Transfer Board ×1
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FC Status Indicate LED ×1
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4G TF (MicroSD) Card ×1
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Buzzer & Receiver Cable ×1
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Power Module Cable ×1
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I2C Transfer Cable ×1
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OSD Port Cable ×1
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TELEM1&2 Cable ×1
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FC Status LED Cable ×1
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Double-sided Tape ×1
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Type-C Cable ×1
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User Manual ×1
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Packing Box ×1
Highlights
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Automation testing system same as PIXHAWK/Mini Pix ensures performance and quality.
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Designed for both high-speed drones and precise agricultural machinery.
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Reliable supply chain with over 20 years of development, unaffected by chip shortages during 2020–2022.
Details

CrossFlight offers vibration damping, source code on GitHub. Supports multirotors, drones, airplanes, cars, boats, submarines, radar trackers. Features OSD, 10 PWM outputs, automation testing, tech support. Cost-effective.

Technology Assurance. Unique high dynamic algorithm flight controller combines Kalman filtering and inertial navigation, used in autonomous drones, movies, and agricultural vehicles for precise control and automation.

Supply Guarantee: 20 years in the industry, 10 in flight control. Stable PIXHAWK, Mini Pix, Byme-A/D supply despite chip shortages. Continuous upgrades ensured. (40 words)

Automation Software Testing System ensures quality assurance for CrossFlight. It automates tests from sensors to ports, surpassing manual methods for superior efficiency and function reliability.

CrossFlight Quality Tests compare manual detection and Unique Radiolink Automation Software Testing System times for function interfaces, sensors, output interfaces, power-on detection, appearance, soldering, and total test time.

CrossFlight Flight Controller provides software-based vibration damping for stable flights and accurate sensors. Its shell guards against air pressure, improving altitude hold.

CrossFlight provides real-time flight data including direction, position, status, and coordinates for FPV flights, enhancing pilot experience with detailed information.

CrossFlight is a compact 39.7×39.7×13mm flight controller with up to 10 PWM outputs. It works for multirotors, airplanes, helicopters, cars, and boats. Use it in aerial photography, public safety, surveying, AEC, energy, agriculture, education, and formation flying. It applies to volcano monitoring, crop spraying, boat control, ground operations, night drone formations, and classroom learning.

Mini size as F4, dimensions 39.7x39.7x13mm. Eliminates redundant interfaces and simplifies installation. Total weight with cables is 54g, reducing overall machine weight for extended flight time. Ideal for small, high-speed aerial photography drones used in stunt skiing and supercar promotional videos. RadioLink CrossFlight V1.0 flight controller weighs approximately 39g, offering a compact design for efficient performance across various applications.

Power Module with Wide Voltage Input. Supports 2-12S (7.4-50.4V), max detection current 90A, BEC output 5.3±0.2V, 2A. Dimensions: 36mm x 30mm. Connects GND, VOLTAGE, CURRENT, VCC.

Use Guarantee ensures easy installation and parameter setting for various models. Comprehensive guidance, including PID adjustment and log viewing, is available on official platforms like Facebook, YouTube, and Instagram.

RadioLink CrossFlight Flight Controller offers cost-effective solutions for RC drones. Features include GPS, telemetry ports, USB for firmware upgrades, and connections for ESCs, servos, and sensors. Supports various applications like UAV education and security.

CrossFlight package includes: Flight Control, Power Module, Buzzer, I2C Transfer Board, FC Status LED, 4G TF Card, Connect Cables (Buzzer&Receiver, Power Module, I2C Transfer, OSD Port, TELEM1&2 Ports), Double-sided Tape, Type-C Cable, User Manual, Packing Box.
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