A professional-grade flight controller for drones based on STM32F103 or ESP32, featuring sensor integration, low-latency communication, and real-time control systems. Built with PlatformIO for robust and efficient UAV operations.
Core Systems
- MPU6050 Integration: Gyroscope and accelerometer for precise motion tracking
- ExpressLRS Communication: Low-latency CRSF protocol for reliable radio control
- Modular Architecture: Clean, maintainable codebase with separated concerns
- Multi-Platform Support: Compatible with STM32 and ESP32 architectures
Flight Control
- Real-time sensor data processing
- PWM signal generation for flight surfaces
- Configurable control mixing
- Timing-optimized loop execution
- Main Controller: STM32F103C8 (Blue Pill) or ESP32
- Sensors: MPU6050 (I²C)
- Receiver: ExpressLRS-compatible module
- Power: 3.3V regulated supply
| Function | STM32 | ESP32 |
|---|---|---|
| Status LED | PC13 | GPIO2 |
| I²C SDA | PB7 | GPIO21 |
| I²C SCL | PB6 | GPIO22 |
| ELRS RX | PB11 | Configurable |
| ELRS TX | PB10 | Configurable |
- Foundation: STM32 compilation in PlatformIO
- Sensors: MPU6050 integration and calibration
- Communication: ExpressLRS CRSF protocol
- Control Systems: PID loop development
- Motor Control: ESC PWM/Dshot implementation
# Build for STM32
pio run -e bluepill_f103c8
# Build for ESP32
pio run -e esp32
# Upload to device
pio run -e bluepill_f103c8 -t uploadModify platformio.ini for target-specific settings:
- Serial baud rates
- Pin assignments
- Timing intervals
- Communication protocols
Professional use - Contact for commercial licensing.
