H743 Flight Controller Technical Brief

Descriptions

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.

1. Main Specifications

2. Key Features

• 8kHz Control Loops: 125μs cycle time with Cortex-M7 FPU
• Redundant IMUs: BMI270 + BMI088 for fail-safe operation
• Dual CAN FD: Supports digital ESC telemetry (e.g., T-Motor Velox)
• 8S LiPo Support: 40V surge-protected power input
• Onboard OSD: AT7456E with customizable HUD
• AES-256 Encryption: Secure MSP/CRSF communication (ELRS 3.0)

3. Firmware Compatibility

✅ Betaflight (Target: MATEKH743)
✅ INAV (GPS navigation + Lua scripts)
✅ ArduPilot (Autonomous missions)
✅ PX4 (Robotics/Research)

4. Typical Applications

🚁 Racing Drones:
- 8kHz mode for ultra-low latency
🎥 Cinematic FPV:
- Vibration-damped IMU for smooth footage
🛰️ Autonomous Drones:
- Dual-GPS support for RTK precision
⚡ Industrial UAVs:
- 8S power system integration

5. Accessories Package

• 4× M3×8mm shock-absorbing balls
• 1× 8GB TF card
• 1× SH1.0-3pin silicone cable (10cm, reverse)
• 1× SH1.0-4pin silicone cable (10cm, reverse)
• 1× SH1.0-6pin silicone cable (10cm, reverse)
• 1× SH1.0-8pin silicone cable (10cm, reverse)