Key Features

• Easy access connectors and solder pads

• Multiple configuration options (connectors, pins, or pads)

• Stackable design (compatible with PDB/OSD)

• Compact and lightweight build

• Professional and clean layout

• Supports up to 8 motors simultaneously

• Built-in blackbox flight data logging

• OneShot ESC support for faster response

• Programmable LED output

Specifications

• Board Type: SP Racing F3 Acro Flight Controller

• Processor: STM32F303 (ARM Cortex-M4)

• Clock Speed: 72 MHz with Floating Point Unit (FPU)

• Firmware Support: Cleanflight / Betaflight (older versions)

• Flash Memory: 64Mb

• Sensor: MPU6050 (Accelerometer + Gyroscope)

• Board Size: 36 × 36 mm

• Mounting Holes: 30.5 mm standard frame support

• Weight: ~6 grams

Connectivity & I/O

• 8 × PWM Outputs (for motors/ESCs)

• 8 × PWM Inputs

• 36 I/O Pins available

• 3 × Hardware UART Serial Ports

• Micro USB Port for configuration

• I2C Port (always powered for external sensors)

• SWD Debug Port (for firmware debugging)

Supported Features

• Cleanflight firmware support

• Blackbox flight data recorder (for tuning & logging)

• OneShot ESC support (faster response)

• Battery voltage & current monitoring (VBAT support)

• Programmable LED strip support

• Buzzer support (audio alerts)

• Sonar support (low altitude hold)

• Up to 8 motor control support

• Receiver Compatibility: SBUS, PPM, PWM, Spektrum (1024/2048), SumH / SumD, XBus