Holybro Kakute F722 Manual

This document provides a comprehensive overview and pinout diagram for the Holybro Kakute F722 Flight Controller.

Overview

High-performance STM32 F722 MCU with speeds up to 216MHz.
ICM42688P gyroscope, independent low-noise power supply.
Various Ports for quick & easy setup: ESC port, Digital VTX port, Analog VTX port, Receiver port, and LED port.
Built-in analog video OSD, 16 Mbytes black box.
High power synchronous rectifier BEC, supports up to 8S input and provides stable 9V/3A & 5V/2A output.

Specifications

MCU: STM32F722 32-bit processor, 216MHz, 256Kbytes RAM, 512Kbytes Flash
IMU: ICM42688-P (SPI)
Barometer: BMP280
OSD: AT7456E
5x hardware UARTS (UART1,2,3,4,6)
7x PWM Outputs (6 Motor Output, 1 LED)
Onboard 16 Mbytes for Blackbox logging
Battery input voltage: 3S - 8S
BEC: 9V/3A, 5V/2A, 3.3V/0.2A
Connectors:
- 2x JST-SH 8pin port for ESC
- 1x JST-SH 6pin port for HD VTX
- 2x JST-SH 4pin port for Receiver & Analog Camera
- 1x JST-SH 3pin port for LED
USB Type -C
Dimensions: 35x35mm
Mounting Holes: Standard 30.5 x 30.5
Weight: 8g
Target: Betaflight Target: KAKUTEF7MINIV3

Pinout Diagram

Top of Board

The top of the Kakute F722 board features various pins and connectors. A visual representation shows the layout of these components.

Pin	Function
9V	9V output (2.0A max)
5V	5V output (2.0A max)
Vo	Video output to video transmitter
Vin	Video input from FPV camera
G	Ground
SDA, SCL	I²C connection (for peripherals)
R1, T1	UART1 RX and TX
R2, T2	UART2 RX and TX
R3, T3	UART3 RX and TX
R4, T4	UART4 RX and TX
R6, T6	UART6 RX and TX
LED	WS2812 addressable LED signal wire
Bz-	Piezo buzzer negative leg
Bz+	Connect buzzer positive leg to 5v pad
3V3	3.3v output (200 mA max)
M1-M6	Motor signal outputs
Rsi	Analog RSSI (0-3.3v) input from receiver
B+	Battery positive voltage (2S-8S)
Curr	Current Sensor Input
Boot	Bootloader button
CAM	Camera Control

Bottom of Board

The bottom of the Kakute F722 board also displays various connection points. A visual representation details the layout.

ESC Connector (JST-SH 8-pin)

Connect the B+ wire to a battery voltage source (e.g., PDB or 4-in-1 ESC battery + pad). Connect the G wire to a Ground source (e.g., PDB or 4-in-1 ESC battery – pad).

Pin	Function
Pin8	Battery positive voltage (2S-8S)
Pin7	R4 (for ESC telemetry)
Pin6	Ground
Pin5	Current Sensor Input
Pin4	M1
Pin3	M2
Pin2	M3
Pin1	M4

Digital VTX Port (JST-SH 6-pin)

This port is used for external digital image transmission equipment.

Pin	Function
Pin1	9V power out (3A)
Pin2	Ground
Pin3	T1
Pin4	R1
Pin5	Ground
Pin6	R6

Analog Camera Connector (JST-SH 4-pin)

Pin	Function
Pin4	Camera Control pin
Pin3	Video input from FPV camera
Pin2	GND
Pin1	Camera 5v power supply

	Holybro Kakute F722 Flight Controller Manual and Pinout Guide Comprehensive manual and pinout diagram for the Holybro Kakute F722 flight controller, detailing specifications, connections, and features for FPV drones.
	Holybro Kakute H743 Wing Flight Controller Manual Comprehensive manual for the Holybro Kakute H743 Wing flight controller, detailing its features, specifications, pinouts, and wiring diagrams for fixed-wing and VTOL aircraft.
	Holybro Kakute H7 Mini Flight Controller: Features, Specs, and Pinout Comprehensive overview of the Holybro Kakute H7 Mini flight controller, detailing its features, specifications, onboard components, connectivity options, and package contents for FPV drone enthusiasts.
	Holybro Kakute F4 V2.4 Flight Controller User Manual & Installation Guide Comprehensive user manual and installation guide for the Holybro Kakute F4 V2.4 Flight Controller, detailing its features, specifications, pinouts, and wiring diagrams for various FPV system integrations.
	Holybro Kakute F7 HDV Flight Controller Manual A comprehensive guide to the Holybro Kakute F7 HDV flight controller, covering its features, specifications, pinout diagrams, installation, configuration using Betaflight Configurator, blackbox logging, and saving/restoring settings.
	Holybro Kakute F4 AIO Flight Controller User Manual and Installation Guide Comprehensive guide for the Holybro Kakute F4 AIO flight controller, covering installation, firmware updates, configuration, and OSD usage for drone enthusiasts.
	Holybro Kakute F7 HDV AIO Flight Controller Manual A comprehensive guide to the Holybro Kakute F7 HDV AIO flight controller, detailing its features, specifications, pinout diagram, installation, firmware flashing with Betaflight, configuration, and important references for drone builders.
	Holybro Kakute F7 AIO V1.5 User Manual & Installation Guide Comprehensive user manual and installation guide for the Holybro Kakute F7 AIO flight controller, covering setup, configuration, firmware updates, and features for FPV drone builds.