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FPV Electronics > Flight Controller
The H743 Flight Controller is a cutting-edge flight control board designed for high-performance FPV drones and autonomous UAVs. Built around the STM32H743 microcontroller (ARM Cortex-M7 @ 480MHz), it delivers exceptional processing power, ultra-low latency, and advanced flight dynamics. Ideal for racing, cinematic freestyle, and long-range autonomous missions.
| Component | Details |
| Processor | STM32H743 (Cortex-M7 @ 480MHz, Dual FPU) |
| Memory | 1MB SRAM + 2MB Flash |
| IMU | BMI270 (SPI, 32kHz gyro) + BMI088 (6.4kHz) |
| 3D Magnetometer | IST8310 magnetometer |
| Barometer | DPS310{Pressure sensor precision: ± 0.005 hPa (or ±0.05 m) (high precision mode)} |
| Connectivity | 7*UART / 10*PWM / 1*CAN / 1*I2C |
| Blackbox Storage | TF card (recommended 32GB~512GB) |
| Input Voltage | 2S-8S LiPo (12.6V-33.6V) |
| BEC Outputs | 9V@5A + 5V@5A (Isolated) |
| Dimensions | 37×37mm (30.5×30.5mm mounting) |
| Board Weight | 11g |
8kHz Control Loops: 125μs cycle time with Cortex-M7 FPU.
Redundant IMUs: BMI270+BMI088 for fail-safe operation.
Single CAN bus: Supports digital ESC telemetry (e.g., T-Motor Velox).
8S LiPo Support: 40V surge-protected power input.
Onboard OSD: AT7456E.
AES-256 Encryption: Secure MSP/CRSF communication (Support all ELRS )
✅ Target (Betaflight_4.5.2_STM32H743)
(Firmware target: www.chatrobotic.com/ STM32H743)
✅ INAV (GPS navigation + Lua scripts)
✅ ArduPilot (Autonomous missions)
✅ PX4 (Robotics/Research)
🚁 Racing Drones: 8kHz mode for ultra-low latency.
🎥 Cinematic FPV: Vibration-damped IMU for smooth footage.
🛰️ Autonomous Drones: GPS support for RTK precision.
⚡ Industrial UAVs: 8S power system integration.
• 1x SH1.0-8pins silicone cable (7cm, reversed)
• 1x SH1.0-6pins silicone cable (12cm, reversed)
• 1x SH1.0-4pins silicone cable (12cm, reversed)
• 1x SH1.0-3pins silicone cable (10cm, reversed)
• 1x SH1.0-2pins silicone cable (12cm, single-end)
• 5x M3*10mm shock-absorbing balls
