CategorySpecificationMain MCUSTM32G431CB – ARM Cortex‑M4, up to 213 DMIPS, 128 KB Flash, 32 KB SRAM, rich analog math acceleratorTarget MotorSingle 3-phase BLDC / PMSM (sensorless FOC & 6-step control)Power StageDiscrete STripFET F7 MOSFETs: 60 V, 120 A each channelDriver ICL6387 high/low-side driver with built-in interlockPeak Motor Current40 A peak (propeller-cooled)Current SensingUp to 3-shunt mode current sensingProtectionOvercurrent, overvoltage, thermal protection via onboard NTCCommand InterfacesPWM, UART, CAN, potentiometer, user button for input/configurationBEC Output5 V Battery Eliminator Circuit outputs from daughterboardOn-Board DebuggerDetachable ST‑LINK/V2‑1 (USB)Status LEDsTwo LEDs: green (3.3 V), red (user-configurable)Board Dimensions30 mm × 41 mm; Weight ~9.2 g (with ST‑LINK attached)PCBFR‑4, 8-layerSupport MaterialsST Motor Control SDK Motor Profiler GUI (FOC tuning, control)ComplianceRoHS compliantIdeal ApplicationsRC vehicles, UAVs (up to 6S Li‑Po), e-cars, robotics, and other high-performance BLDC systems
