STM32H743 Flight Controller Board for Drone & Robotics Projects

Processor & Sensors:

• FMU Processor: STM32H743

               32 Bit Arm Cortex- M7, 480MHz, 2MB memory, 1MB SRAM

• IO Processor: STM32F103

               32 Bit Arm Cortex - M3, 72 MHz, 64KB, SRAM

• On-board sensors

1. Accel/Gyro: ICM-42688-P
2. Accel/Gyro: BMI055 discontinued due to the end of production of the sensor
3. Mag: IST8310
4. Barometer: MS5611

Electrical Data:

• Voltage ratings:

1. Max input voltage: 6V
2. USB Power Input: 4.75~5.25V
3. Servo Rail Input: 0~36V

• Current ratings:

1. Telem1 Max output current limiter: 1.5A
2. All other ports combined output current limiter: 1.5A

Interfaces:

• 16- PWM servo outputs (8 from IO, 8 from FMU) with hardware switchable 3.3V or 5V signal mode
• 3 general purpose serial ports

1. Telem1 - Full flow control, separate 1.5A current limit
2. Telem2 - Full flow control
3. Telem3

• 2 GPS ports

1. GPS1 - Full GPS port(GPS plus safety switch)
2. GPS2 - Basic GPS port

• 1 I2C port

1. Supports dedicated I2C calibration EEPROM located on the sensor module.

• 2 CAN Buses
• 2Debug port

1. FMU Debug
2. I/O debug

• Dedicated R/C input for Spektrum /  DSM and S.BUS, CPPM, analog / PWM RSSI
• Dedicated SBUS output
• 2 Power input ports(Analog)
• Operating Temperature: (-40~85) ℃