Project Hub /Robotics & Autonomous Systems/RF / Wireless Controlled Robot/Flysky FS-I6X with Arduino - Build an Arduino RC Car

Intermediate

ARDUINO

₹5,000 – ₹15,000

3 – 6 Hours

Partial Kit

Flysky FS-I6X with Arduino - Build an Arduino RC Car

Learn how to use a Flysky FS-I6X transmitter and receiver with Arduino via PWM and iBus protocols, and assemble a fully functional radio-controlled robot car.

Originally published on DroneBot Workshop

View original tutorial

Parts You'll Need

This project is sourced from another site, not written by us — this list is our best match of their components against what we stock, not a verified bill of materials. Always check the original blog (linked above) for the actual parts list before buying.

Arduino UNO R3 Board (Compatible) – ATmega328P Microcontroller with USB Cable Rs. 999.00
110 RPM Single Shaft BO Motor – Straight Rs. 99.00
L298N Dual H-Bridge Motor Driver Module – 2A Rs. 195.00
TowerPro SG90 Mini Servo – 180 degree Rotation – Standard Quality Rs. 179.00
Jumper Wire 10 Pin Male To Male 20cm Rs. 45.00
MB102 Adjustable Breadboard Power Supply Module (3.3V & 5V) for Arduino & Raspberry Pi Rs. 139.00
400 Points Mini Solderless Prototype PCB Breadboard High Quality Rs. 89.00
Jumper Wire 10 Pin Male To Female 20cm Rs. 45.00

Selected: Rs. 0.00

We don't carry yet: Radio Receiver / Transmitter (RC)
Arduino Mega

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How It Works

This project integrates a radio control system with an Arduino microcontroller to pilot a motorized robot car chassis. The Flysky FS-I6X transmitter sends multi-channel control inputs via radio frequency to the FS-IA6B receiver mounted on the vehicle. The receiver translates these radio signals into readable electronic outputs, utilizing either traditional Pulse Width Modulation (PWM) or the digital iBus communication protocol to transmit channel data directly to an Arduino Uno or Mega 2560. Once the Arduino processes the incoming flight-stick and switch commands through the Arduino IDE and iBus Library, it makes logical routing decisions based on the user's input. The microcontroller then issues control signals to a dedicated motor driver and servo motors. Because an Arduino's digital pins cannot supply the high current demanded by DC traction motors, the motor driver acts as an intermediary power stage, drawing energy from a separate battery pack power supply to drive the chassis wheels smoothly. Jumper wires securely interconnect the receiver, motor driver, servos, and microcontroller, establishing a cohesive electrical and data bus network that bridges manual remote operation with automated microcontroller logic.

Why Build This

Design custom unmanned ground vehicles (UGVs) and search-and-rescue rovers for academic robotics competitions or field prototyping.

Master the integration of wireless RF receiver protocols with microcontroller firmware to control high-current mechanical actuators.

Gain practical undergraduate-level systems engineering experience combining power distribution, motor driving circuits, and real-time serial data parsing.

Real-World Application

Used for building custom remote-controlled rovers, unmanned ground vehicles (UGVs), search-and-rescue robots, and hobbyist radio-controlled vehicles.

Skills You'll Learn

Radio frequency control

PWM signal decoding

iBus serial communication

motor driver interfacing

servo motor control

power distribution management

microcontroller firmware development

Safety Precautions

Always power up the radio receiver after the transmitter, and ensure all switches are in the up position with the throttle down completely to prevent sudden, uncontrolled motor movement.

Technology Tags

ARDUINO

RADIO CONTROL

FLYSKY FS-I6X

PWM

IBUS

SERVO MOTORS

ROBOTICS

Frequently Asked Questions

Can I power the DC motors directly from the Arduino's 5V output pin?

No. DC motors draw significantly more current than an Arduino board can safely supply, which would cause the microcontroller to reset or damage its onboard voltage regulator. You must use a separate motor driver connected to an independent battery pack power supply.

What is the difference between using traditional PWM and the iBus protocol for the receiver?

Traditional PWM requires a separate jumper wire for every individual channel being read, whereas the iBus protocol transmits all channel data over a single serial data line, freeing up valuable digital pins on your Arduino Uno or Mega.

Why is it important to turn on the Flysky transmitter before powering up the receiver?

Powering the transmitter first ensures that the radio link is established immediately upon receiver startup, preventing the receiver from outputting erratic signal states that could cause unexpected actuator or motor movement.

Gallery

This page is part of Kitkraft's Project Hub — a curated collection of electronics & robotics projects gathered from the maker community to help students and hobbyists discover and learn to build. Kitkraft does not claim authorship of the original project, and makes no representation as to the accuracy, completeness or safety of third-party source material. The summary and "How It Works" explanation above are AI-generated, rewritten with reference to the original tutorial — not a reproduction of it. Full credit and a direct link to the original source are provided above. If you're the original creator and have a concern about how your work is represented here, please contact us and we'll address it promptly.

Kitkraft Project Hub — curated from the maker community, credited at the source.

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