Specifications

Key Specifications

Processor

• STM32H7 series microcontroller

• High-performance ARM Cortex-M7 architecture

• Multiple SPI, UART, I²C, and CAN peripherals

Sensors

• Invensense ICM45686 IMU

• STMicro IIC2MDC Magnetometer

• Infineon DPS368 Barometer

Supported Firmware

• ArduPilot

• PX4

• Betaflight

• INAV

PWM Outputs

• Up to 9 PWM outputs

• Timer-grouped outputs compatible with bidirectional DShot

• Compatible with ArduPilot, PX4, and Betaflight ESC protocols

Power System

Input

• VBAT primary input rail 4S-12S

Onboard Power Regulation

• 5V buck regulator

• 10V rail generated via dedicated buck converter

Power Monitoring

• VBAT sense

• 10V rail sense

• 5V rail sense

• 3.3V rail sense

• ESC current sense input

Indicators

• RGB status LED

• Dedicated system status LED

• Buzzer output (external components required)

Protection and Signal Integrity

• Low-capacitance ESD diode arrays on external interfaces

• Series resistors on exposed signal lines

• USB ESD protection

• Power rail filtering at external connectors

• 5V current limiting on solder pad to prevent flight controller brownouts

External Connectivity

• GPS / compass

• ESC outputs

• Telemetry radios

• RC receiver

• CAN peripherals

• USB configuration and firmware flashing

Dimensions

Layout

Top Connectors

Bottom Connectors

Orientation

PRO H757 Mounting Direction