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AIORACERF3

AIORACERF3 Front

AIORACERF3 Back

Hardware​

  • MCU: STM32F303CCT6
  • IMU: MPU9250(SPI)
  • IMU interrupt: Yes
  • BARO: BMP280(I2C)
  • VCP: Yes
  • Hardware UARTS: 3
  • PWM input: No
  • PWM outputs: 8
  • OSD: Yes, Minim-OSD, connected to UART1
  • Blackbox: MicroSD card slot (SD/SDHC, upto 64GB)
  • PPM/UART Shared: UART2
  • Serial-RX: selectable UART2/UART3
  • Battery Voltage Sensor: Yes, onboard voltage divider
  • Current Sensor: Provided by ARPDB (optional)
  • Voltage converter: 3.3V/500mA buck converter
  • IR-LED driver for ransponder: Yes
  • Buzzer driver: Yes
  • Buttons: 1/DFU
  • RSSI Analog/PWM port: Yes
  • SWD port: Yes

Features​

  • The PWM solder pads close to the four corners, making it easier to connect the ESC signal lines.
  • Gyro via SPI and 8K ready.
  • Integrated Minim-OSD and FTDI debug socket.
  • ZH 1.5-3P socket used for DSM/S.BUS. and others SRX receivers, it can be selected voltage 3.3V/5V on backside solder pads.
  • WS2811 LED-strip supported.
  • Optimized solder pads for optional ARPDB.
  • Dimension: 35x35x7.4mm / fixing hole spacing 30mm.
  • Supports DShot.
  • ARPDB designed for ARF3 FC.
  • Two types, Type-A with XT60 mounting holes and suitable for X-frame, Type-B is classic version.
  • 3 oz copper for high current.
  • Max input voltage / current sensing: 28V/90A.
  • Back converter outputs: 5.3V/3.5A.

Hardware Designs​

  • GPIO
  • TX1:PA9/RX1:PA10
  • TX2:PA14/RX2:PA15
  • TX3:PB10/RX3:PB11
  • MPU_CS:PB9
  • MPU_SCK:PB3
  • MPU_SDO:PB4
  • MPU_SDI:PB5
  • MPU_INT:PC13
  • SCL:PB6
  • SDA:PB7
  • SD_CS:PB12
  • SD_SCK:PB13
  • SD_SDO:PB14
  • SD_SDI:PB15
  • SENS_I:PA4
  • SENS_V:PA5
  • RSSI:PB2
  • PWM1:PB1
  • PWM2:PA7
  • PWM3:PA2
  • PWM4:PA1
  • PWM5:PB0
  • PWM6:PA6
  • PWM7:PA3
  • PWM8:PA0

Manufacturers and Distributors​

Designers​

CRIUS

Maintainers​

  • Hardware: Eric Liang
  • Software: tianbin4279 / lijingwei0710 / Michael Keller

Similar Targets​

  • SPRACINGF3EVO

Other Resources​