KISS Ultra Mini V3 FPV Drone Flight Controller - 20x20mm

The KISS Ultra Mini V3 brings the complete KISS Ultra flight-control ecosystem to a compact, low-profile 20x20mm platform, delivering ultra-fast processing speeds, advanced filtering, and exceptional flight stability.

Check out our large variety of Flight controllers and KISS Compatible Products!

Hardware:

- 20x20mm mounting

- Low profile 
- STM32H743 processor 480 MHz, 2MB FLASH, 1.28MB RAM
- IIM-42652 gyro, SPI
- BMP390 barometer
- 8 pin ESC connector, backward compatible with KISS (!!!not with FETTEC!!!). Includes current sensor pin.
- 1 serial port on 6 pin connector (SER1), serials 346 are available.
- Overcurrent protection on all data lines
- ESD protection on USB
- 5v/12v becs (2A) with separate power on lipo and on usb. 8s capable.
- Dedicated current sensor pad

- Finally USB-C :)

- Better cable harness

Software improvements:
- Firmware is based on LATEST version from PATREON
- New STM32 H7 bootloader, VCP driver
- One HEX to rule them all… ??
- Smart config storage… NEVER loose your configuration…
- Optimized hardware interface layer code
- Optimized adaptive filter code (CPU load is about 8% fully loaded!!!)
- Added BLHELI Passthrough
- IRC Ghost support
- TBS CSRFv3 support (ultra code)
- Improved RTH with BARO support
- KISS Weather Station (its fun)
- NO soft serial ports anymore!
- 7 serial ports exposed (dedicated serials for SA and RC telemetry)
- Camera control (analogue, real DAC)
- UBX protocol GPS support
- Battery capacity/alerts
- DSHOT router (free routing between software and hardware channels)
- Full support of all HD systems (DJI MSP, DJI WTF, DJI O3, Walksnail, HD0)


OSD features:
- Integrated Graphical OSD
- No OSD firmware update required
- Configurable Black and White levels, transparency
- FULL KISS configuration from OSD
- ESC configuration
- No serial port required, 50fps refresh rate
- Battery cell voltage sensor
- Crossfire tools

AM32 setup tools
- Hardware test tools (rc test, gps test, video test, motor test etc)


GUI improvements:
- Forked GUI code (With permission of Flyduino)
- Design facelift, code cleanup.
- Removed odd things like pentacopters, cars and other noise.

- Native support of Apple Silicon
- Web GUI without installation available at https://kiss-ultra.com/
- OSD Mirror 

Abbreviations:
KISS - Keep It Super Simple
FCFC - Fedor Commander Flight Controller

Features:

• Powered by an STM32H743 processor running at 480 MHz with 2MB Flash memory and 1.28MB RAM

• High-performance IIM-42652 gyroscope connected via SPI

• Integrated BMP390 barometer for precise altitude data and improved return-to-home support

• Integrated 5V and 12V regulators rated at 2A with separate power paths for LiPo and USB

• Optimized adaptive filter code with an exceptionally low CPU load of approximately 8%

• Integrated graphical OSD with full KISS configuration access and 50Hz refresh rate

• Full support for modern digital FPV systems including DJI O3, DJI O4, Walksnail Avatar, and HDZero

• Seven exposed serial interfaces with no soft serial limitations

Specifications:

• MCU: STM32H743 480 MHz

• Gyro: IIM-42652 SPI

• Barometer: BMP390

• Mounting Pattern: 20x20mm

• Input Voltage: Up to 8S LiPo

• BEC Outputs: 5V and 12V (2A)

• Connector: 8-pin ESC connector (KISS compatible)

• USB Connection: USB-C with ESD protection

Package Includes:

• 1 x KISS Ultra Mini V3 Flight Controller Board

• 1 x 8-pin to 8-pin ESC cable

• 1 x 8-pin to 6-pin legacy ESC cable