AlienFlight F4 Brushed

The AlienFlight F4 Brushed is an experimental flight controller designed to pilot small Quadcopters – Hexacopters with brushed 7-8.5mm motors. It features an ARM STM32 F4 processor, side USB for easy firmware flashing, and parameter editing,  Integrated MOSFETS, MPU6500 Gyro/Accelerometer, and built in bind/boot switches for hassle free binding/flashing.

This AlienFlight board can run Open Source CleanFlight Or Betaflight Firmware.

AlienFlight F4 Brushed Flight Controller

F4 Brushed
F4 Brushed

AlienFlight F4 Brushed Flight Controller Specifications:

  • BetaFlight compatible
  • STM32 F4 MCU
  • MPU6500 accelerometer/gyro sensor unit (via SPI bus)
  • Supports 1S Lipo Battery Power ONLY!
  • Integrated 9.5A MOSFETS (2oz+ copper recommended)
  • Direct programming connection via side USB
  • (*) serial connection for external DSM2/DSMX sat receiver (e.g. Spektrum SAT, OrangeRx R100 or Lemon RX)
  • Alternate PPM receiver connection (i.e. Deltang Rx31)
  • Hardware bind switch for easy binding
  • Boot switch for easy firmware flashing
  • Buzzer pads on the bottom
  • V-Out pico plug (battery power) for powering accessories
  • Motor connections oriented for self explanatory connection
  • Dimensions: 25x30mm (use thin FR4 material for weight savings)
  • All components arranged on the top layer

* Most Spektrum Compatible DSM2 satellites work out of the box. DSMX sat should also work with DSM2 protocol with default settings. (DSM2, 11bit, 11ms is preset).

NOTES: Lost Model Alarm: A small Buzzer with a low current draw (=<20mA) can be used. You can tie activation of this Buzzer to a switch on your Transmitter via the Beeper option, on the modes page.

Build Files and Resources:

Creative Commons License
This board design is released under a CC-BY-NC-SA License.
Not to be used for commercial purposes – without permission.

Part List and Gerbers ➜ F4-Brushed

This bare board can be made at ➜ OSHpark

Stencils can be made at ➜ OSHStencils

Use the .boardoutline.ger and .tcream.ger files to create your stencil.