FlySpark F4 V1 Flight Controller

FlySpark F4 V1 Flight Controller

The FlySpark F4 V1 Flight Controller is a compact, high-performance FPV drone control board designed for racing drones, freestyle builds, drone-show systems, professional UAV projects and custom multirotor platforms. Built around the STM32F405 processor and ICM-42688-P gyro, it delivers responsive flight control, stable sensor performance and broad firmware compatibility for serious drone builders.

KEY FEATURES & BENEFITS:

• High-Performance Flight Control:
• • STM32F405 MCU for reliable FPV and multirotor control
• • ICM-42688-P IMU for precise motion sensing
• • Built-in DPS310XTSA1 barometer for altitude-related flight functions
• • MAX7456EUI+ OSD chip for analog FPV on-screen display support
• • Type-C USB port for convenient setup and firmware flashing

• Professional FPV Build Compatibility:
• • Supports Betaflight, INAV, EMU-Flight, ArduPilot and SkyBrush workflows
• • DJI Air Unit support via 6-pin connector or direct soldering
• • Compatible with DJI O3, RunCam Link and Caddx Vista style digital FPV setups
• • 6 UART sets for receiver, GPS, ESC telemetry, Bluetooth, telemetry and peripheral expansion
• • MicroSD blackbox slot for flight logging and tuning support

• Reliable Power & Expansion Layout:
• • 3S–6S LiPo input support
• • Multiple regulated outputs including 5V, 9V, 3.3V and 4.5V
• • M1–M8 ESC signal outputs for flexible motor layout
• • I2C support for magnetometer or sonar
• • 30.5 × 30.5 mm standard mounting pattern for racing, freestyle and professional frames

APPLICATIONS: FPV racing drones, freestyle quadcopters, long-range FPV builds, professional multirotor platforms, drone-show UAVs, custom ArduPilot / INAV projects, DJI O3 / digital FPV drone builds, UAV research and development, flight-controller replacement and upgrade projects.

FREQUENTLY ASKED QUESTIONS:

Q: What is the FlySpark F4 V1 Flight Controller? A: The FlySpark F4 V1 is an FPV drone flight controller built around the STM32F405 processor and ICM-42688-P gyro. It is designed for racing drones, freestyle quadcopters, drone-show builds, professional multirotors and custom UAV platforms.

Q: What is the price of the FlySpark F4 V1 Flight Controller? A: The listed import price is $551 for the FlySpark F4 V1 Flight Controller Standard Unit. Final pricing may vary if setup support, ESC pairing, wiring assistance or digital FPV integration is added.

• Q: Which processor does this flight controller use?
• A: It uses an STM32F405 MCU, a widely used F4-class processor for FPV flight controllers and multirotor control systems.

• Q: Which gyro does the F4 V1 use?
• A: The FlySpark F4 V1 uses the ICM-42688-P IMU / gyro for flight stabilization and motion sensing.

• Q: Does it have a barometer?
• A: Yes, the board includes a built-in DPS310XTSA1 barometer, supporting altitude-related flight functions depending on firmware and configuration.

• Q: Does the board support OSD?
• A: Yes, it includes the MAX7456EUI+ OSD chip for analog FPV on-screen display support.

• Q: Does it support Bluetooth?
• A: Yes, Bluetooth is supported for configuration. The FlySpark specification notes MSP enabled at 115200 baud on UART4.

• Q: Does it support Wi-Fi?
• A: No, Wi-Fi is not supported. Bluetooth is available for supported configuration workflows.

• Q: Which firmware is supported?
• A: The board supports Betaflight by default and is also compatible with INAV, EMU-Flight, ArduPilot and SkyBrush depending on setup and target configuration.

Q: Is it compatible with DJI O3? A: Yes, the board supports DJI Air Unit connection through a 6-pin connector or direct soldering. It is compatible with DJI O3, RunCam Link and Caddx Vista style digital FPV systems.

• Q: Does it support blackbox logging?
• A: Yes, the board has a MicroSD card slot for blackbox logging. It supports SDSC and SDHC cards up to 32GB, while Betaflight may recognize a maximum of 4GB.

• Q: What battery voltage does it support?
• A: The FlySpark F4 V1 supports 3S–6S LiPo power input.

• Q: What power outputs are available?
• A: The board provides 5V outputs, 9V outputs, 3.3V output and 4.5V output for peripherals. Current limits should be followed carefully during wiring.

• Q: How many UARTs are available?
• A: The board has 6 UART sets: UART1, UART2, UART3, UART4, UART5 and UART6. UART4 is used for Bluetooth and UART5 can support ESC telemetry.

• Q: Does it support I2C?
• A: Yes, I2C is supported through SDA and SCL pads on the front side. It can be used for compatible magnetometer or sonar peripherals.

• Q: Does it support a buzzer?
• A: Yes, BZ+ and BZ- pads are available and support 5V buzzers.

• Q: Does it support RSSI input?
• A: Yes, RSSI input is supported through the RS pad on the front side.

• Q: Where are the motor signal outputs?
• A: ESC signal outputs M1–M4 are on the bottom side, while M5–M8 are on the front side. This allows flexible wiring for different multirotor layouts.

• Q: What is the mounting pattern?
• A: The board uses a 30.5 × 30.5 mm mounting pattern with 4 mm mounting holes, making it compatible with many FPV frames and stacks.

• Q: What are the board dimensions?
• A: The board dimensions are 41.6 mm length × 39.4 mm width × 7.8 mm height.

• Q: How much does the board weigh?
• A: The listed weight is 10.5 g, making it suitable for lightweight FPV and professional multirotor builds.

Q: Can it be used with FlySpark BLS 60A 4-in-1 ESC? A: Yes, it is designed to work well with the FlySpark BLS 60A 4-in-1 ESC. For current sensor input with that ESC, the specification recommends scale 400 and offset 0.

Q: Is this suitable for beginners? A: The board can be used by beginners with proper guidance, but FPV flight-controller wiring, firmware setup, receiver configuration, motor mapping and power checks require care. Professional installation is recommended for mission-critical builds.

Q: What comes in the package? A: The standard package includes the FlySpark F4 V1 Flight Controller. Accessories, cables, ESC, receiver, GPS, DJI O3 Air Unit, camera, VTX and other build parts should be confirmed separately.

Q: What warranty is included? A: Warranty support generally covers manufacturing defects under approved use and normal conditions. Damage from incorrect wiring, reverse polarity, soldering mistakes, crash impact, water exposure, overvoltage or unauthorized modification may not be covered.