EMAX Femto F3 Flight Controller

User Mannual as follows,

http://www.yinyanmodel.com/upload/20161111/20161111094147991.pdf

Features:

• STM32F303 CPU
• MPU9250 accelerometer/gyro/compass (connected via SPI)
• 2-6S LiPo battery
• Integrated 5V/3A BEC
• Dedicated Sbus and serial RX with 5v ,Spektrum 1024/2048, SBUS, XBUS, SumD and SumH RX with built-in inverter
• Supports direct connection of 3.3v Spektrum Satellite receivers
• Telemetry support (frsky telemetry, smartport, and HoTT telemetry)
• Dedicated PPM receiver input
• Buzzer support
• Dedicated output for programmable LEDs - great for orientation, racing and night flying. (Currently mutually exclusive with the Transponder)
• BLHeli Passthrough ready（connect BLheli suite）
• 2.0 mm pin headers
• 80A Current tolerance (PDB)
• Integrated Battery monitoring
• Use all the features all the time; e.g. Connect your USB + SmartPort + SBus + LED Strip + Battery Monitoring + 4 motors - all at the same time!
• 20x20mm board
• Weight 2.2 grams
• UART3 （RX3) use for Spektrum Satellite RX, Spektrum 1024/2048, SBUS, XBUS, SumD and SumH RX, etc.
• UART2/PPM - Serial RX or PPM RX + Telemetry. Use RX2 as PPM receiver. Use TX2 as telemetry output when using PPM.

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Shipping Weight: 30g