Description

The Mateksys Flight Controller H7A3-WING is engineered for elite performance, combining a powerful STM32H7A3 processor, advanced ICM42688P IMU, and rock-solid power regulation for flawless reliability. With extensive connectivity options, precision monitoring, and seamless support for ArduPilot firmware, it gives pilots unmatched stability, responsiveness, and customization—ensuring your aircraft performs at its highest potential in every mission, from long-range flights to high-intensity maneuvers.

Specifications

• MCU: STM32H7A3RIT6, 280MHz Cortex-M7, 1.4MB RAM, 2MB Flash
• IMU: ICM42688P
• Baro: SPL06-001
• OSD: AT7456E
• Blackbox: MicroSD socket
• I2C digital power monitor
• 6x Uarts (1,2,3,4, 5, 6) with built-in inversion.
• 11x PWM outputs
• 1x I2C
• 1x CAN
• 4x ADC (VBAT, Current, VB2, Cur2)
• 3x LEDs for FC STATUS (Blue, Red) and 3.3V indicator(Red)
• USB/Beep Extender with Type-C(USB2.0)
• 2x JST-GH1.25_4pin connector for CAN and I2C
• 9V/12V output ON/OFF switchable
• Digital video OSD is supported by any spare UART

Regulators

• Vbat Input: 9~30V (3~6S LiPo)
• BEC 5V/4v5: 2.5A cont. /3A peak
• BEC 9V/12V: 2A cont. /3A peak
• BEC Vx: 8A cont. /12A Peak,  output 5V Default, 6V or 7.2V option.
• LDO 3.3V: Max.200mA

I2C digital power monitor

• No calibration required.
• Current sensing resistor: 0.00025 ohm
• Load current on current sensing resistor:  100A(Continuous),  164A(Burst)
• Voltage accuracy: ± 0.1%
• Current accuracy: ± 2%
• INA2xx I2C address:  0x45 (69)

• Parameters
  • BATT_MONITOR  ->21 (INA2xx)
  • BATT_SHUNT   -> 0.00025
  • BATT_MAX_AMPS  -> 164
  • BATT_I2C_BUS   -> 0 default
  • BATT_I2C_ADDR -> 0 default (or 69)

Physical

• Mounting: 30.5 x 30.5mm, Φ4mm with Grommets Φ3mm
• Dimensions: 54 x 36 x 13 mm
• Weight: 30g with USB extender

Product Includes

• 1x H7A3-WING
• 1x USB(Type-C)/Beep (Passive buzzer) Extender with 6pin cable
• 1x 20cm JST-SH-6P to JST-SH-6P cable for USB extender.
• 2x 20cm JST-GH-4P to JST-GH-4P cable for CAN & I2C port
• 1x Rubycon ZLH 35V 470uF capacitor
• Dupont 2.54 pins  (Board is shipped unsoldered)