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CrazyBee F4 FS Pro

CrazyBee F4 FS Pro front CrazyBee F4 FS Pro back

Description

CrazyBee F4 FS Pro flight controller is a Highly integrated board(Receiver/4in1 ESC/OSD/Current Sensor) for 1~2S Whoop brushless racing drone.

MCU, Sensors and Features

Hardware and Features

  • MCU: STM32F411CEU6 (100MHZ, 512K FLASH)
  • IMU: MPU6000 (SPI)
  • OSD: Betaflight OSD
  • Battery Voltage Sensor: yes
  • Power supply: 1-2S battery input (DC 3.5-8.7V)
  • Built-in 5V 1A Buck / Boost with LC filter
  • Integrated Current sensor:Max 28A,Current meter scale set to 1175
  • Built-in SPI Flysky receiver with telemetry(AFHDS/AFHDS2A switchable)
  • Integrated inverter for sbus(when use external rx) in UART1 RX
  • Integrated 4x Blheli_s ESC: Max 5A per ESC(EMF8BB21F16G)
  • ESC Connector: 3-pin, PicoBlade 1.25mm pitch
  • Beeper output: 2-pin, soldering pad
  • 4 Rx Indicating LEDs: 2 x red and 2 x white
  • Board size: 28.5 * 28.5mm

Resource mapping

Label Pin Timer DMA Default Note
MPU6000_INT_EXTI PA1
MPU6000_CS_PIN PA4 SPI1
MPU6000_SCK_PIN PA5 SPI1
MPU6000_MISO_PIN PA6 SPI1
MPU6000_MOSI_PIN PA7 SPI1
OSD_CS_PIN PB12 SPI2
OSD_SCK_PIN PB13 SPI2
OSD_MISO_PIN PB14 SPI2
OSD_MOSI_PIN PB15 SPI2
RX_CS_PIN PA15 SPI3
RX_SCK_PIN PB3 SPI3
RX_MISO_PIN PB4 SPI3
RX_MOSI_PIN PB5 SPI3
RX_IRQ_PIN PA14
BIND_PLUG_PIN PB2
RX_LED_PIN PB9
PWM1 PB8 TIM2, CH3
PWM2 PB9 TIM4, CH1
PWM3 PA3 TIM4, CH2
PWM4 PA2 TIM4, CH3
VBAT_ADC_PIN PB0 ADC1
CURRENT_ADC_PIN PB1 ADC1
BEEPER PC15
UART1 TX PA9
UART1 RX PA10
UART2 TX PA2
UART2 RX PA3

Manufacturers and Distributors

Designers

Maintainers

FAQ & Known Issues

Other Resources

  • User Manual: Will add soon...