HiFly obstacle avoidance stack

This is a custom hardware sensor module to bring obstacle avoidance capabilities to small robotics. It is a fully independent module based on Arduino Nano IoT 33.

Features

General

• Wifi
• Bluetooth
• Independent Lipo battery based power system
• 7 RBG LED ring for display or user interaction
• Total weight only 35g

Sensing

• 360 degree lateral ToF sensing using 6 wide FoV channels
• 1 narrow ToF sensor facing forward
• 6 axis IMU

Required knowledge to do the assembly

• 3D printing
• Arduino/MCU programming
• Electronics - soldering, dupont connectors, etc

Links

• Assembly guide
• HiFly repo

Parts list

MCU

• Arduino Nano iot 33

Sensors

• 2 x OPT3101
• ToF VL53L0X

Display

• Adafruit NeoPixel Jewel

Power

• Battery, connector
• Power converter

Circuit components (available in many kits)

• 30 AWG wires
• 2 NPN 8050 transistors
• 3 10k ohm resistors
• Dupoint wiring kit (be able to make 2x7, 1x6 connections)
• switch (available in many kits)

Assembly

• 3D printing tools
• soldering tools
• tweezers, clippers, etc very useful