Betaflight offers advanced open-source flight controller firmware for multi-rotor drones, providing leading-edge performance, setup tools, and flight management.
Betaflight is a leading open-source flight controller firmware favored by the FPV community for multi-rotor drones and fixed-wing crafts. Renowned for its unparalleled flight performance and leading-edge feature additions, it supports a wide variety of hardware targets. Key features include the Betaflight Configurator, a robust management tool that allows pilots to fully customize their drone's parameters, from PID tuning and receiver settings to OSD (On-Screen Display) configurations.
Whether you are flying the Cetus X FPV Kit or building a custom quadcopter, Betaflight firmware ensures precise control and stability. It seamlessly integrates with advanced systems like ExpressLRS (ELRS) and prominent VTX modules. The active development and widespread adoption of Betaflight make it an essential component for both beginner pilots in Angle mode and experienced freestyle and racing pilots in Acro mode.
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You can download the Betaflight Configurator for your computer or smartphone from the official Betaflight GitHub releases page.
VTX frequency and power changes can be made through the Betaflight OSD Menu. Navigate to FEATURES -> VTX -> BAND or CHAN to adjust your channel, and FEATURES -> VTX -> POWER for output power. Be sure to hit SAVE on the VTX page to apply the changes.
Turtle mode (assigned to the CRASH FLIP SWITCH in OSD) allows you to reverse your motors and flip your quadcopter back over if it crashes upside down, allowing you to resume flying without manually retrieving it.
First, verify the wiring between the ELRS receiver and flight controller. Then, ensure telemetry output is enabled in the receiver settings on the flight controller. Finally, connect via the Betaflight Configurator to enter your configuration parameters and test the connection.