Arduino
Curriculum
Arduino · Embedded

Arduino Tutorial

A complete Arduino path from Blink to sensors, motors, communication buses, IoT boards, and robotics-style capstones.

65 lessonsBeginner → ProEmbedded
Start from the beginning

Curriculum

Work through each section in order. Every lesson ends with practice and key points so the idea sticks.

Beginner

Getting Started

5 lessons · ~55 min
  1. 1
    Welcome to Arduino

    Microcontrollers, boards, and the maker mindset.

  2. 2
    Install Arduino IDE

    Install the IDE or Arduino CLI and open the serial monitor.

  3. 3
    Board Anatomy

    Pins, power, USB, reset, and voltage rails.

  4. 4
    Your First Sketch

    Upload Blink and understand setup/loop.

  5. 5
    Serial Monitor Basics

    Debug with Serial.begin and println.

Beginner

Digital I/O

5 lessons · ~55 min
  1. 6
    digitalWrite & pinMode

    Drive LEDs and read button logic levels.

  2. 7
    Buttons & Pull-ups

    INPUT_PULLUP and debouncing ideas.

  3. 8
    PWM with analogWrite

    Fade an LED using pulse-width modulation.

  4. 9
    Multiple LEDs

    Patterns with arrays of pins.

  5. 10
    Tone & Buzzers

    Generate simple tones.

Beginner

Analog Sensing

5 lessons · ~60 min
  1. 11
    analogRead

    Read potentiometers and sensors (0-1023).

  2. 12
    Mapping Values

    map() and constrain() for usable ranges.

  3. 13
    Smoothing Readings

    Average noisy analog signals.

  4. 14
    Threshold Triggers

    Turn devices on when a sensor crosses a value.

  5. 15
    Project: Night Light

    LDR + LED automatic night light.

Beginner

Timing & Structure

5 lessons · ~55 min
  1. 16
    millis() Timing

    Non-blocking timing instead of long delay().

  2. 17
    State Machines

    Model device behavior with states.

  3. 18
    Functions in Sketches

    Keep loop() readable with helpers.

  4. 19
    Arrays of Sensors

    Scale I/O cleanly.

  5. 20
    EEPROM Intro

    Persist small settings on the board.

Beginner

Libraries & Modules

5 lessons · ~55 min
  1. 21
    Using Libraries

    Install and include third-party libraries.

  2. 22
    Ultrasonic Distance

    HC-SR04 distance sensing.

  3. 23
    DHT Temperature

    Read temperature and humidity.

  4. 24
    Servo Motors

    Position control with Servo.h.

  5. 25
    LCD Display

    Print sensor data to an LCD.

Intermediate

Communication

5 lessons · ~75 min
  1. 26
    I2C Basics

    Wire library and device addresses.

  2. 27
    SPI Basics

    When SPI is the right bus.

  3. 28
    UART Devices

    Talk to GPS/Bluetooth modules.

  4. 29
    Project: Weather Station

    Sensor + display + serial logging.

  5. 30
    Project: Smart Plant

    Moisture sensor watering reminder.

Intermediate

Intermediate Electronics

5 lessons · ~65 min
  1. 31
    Current & Voltage Limits

    Protect pins and understand loads.

  2. 32
    Transistors as Switches

    Drive motors and relays safely.

  3. 33
    Motor Drivers

    H-bridges and L298-style modules.

  4. 34
    Power Supplies

    USB vs barrel jack vs batteries.

  5. 35
    Debugging Hardware

    Multimeter checks and common faults.

Intermediate

Interrupts & Timing Advanced

5 lessons · ~68 min
  1. 36
    External Interrupts

    attachInterrupt for fast events.

  2. 37
    Timers Overview

    How hardware timers enable precision.

  3. 38
    Low Power Ideas

    Sleep modes for battery projects.

  4. 39
    Watchdog Timer

    Recover from hung firmware.

  5. 40
    Project: Reaction Game

    Button timing game with scoring.

Intermediate

IoT & Networking

5 lessons · ~72 min
  1. 41
    ESP8266/ESP32 Overview

    Wi-Fi capable Arduino-compatible boards.

  2. 42
    Wi-Fi Connect Sketch

    Join a network and print the IP.

  3. 43
    HTTP Requests

    Push sensor readings to a webhook.

  4. 44
    MQTT Intro

    Publish/subscribe for IoT telemetry.

  5. 45
    Project: Room Monitor

    Temp/humidity to serial + optional cloud.

Intermediate

Robotics Basics

3 lessons · ~39 min
  1. 46
    Chassis & Drive

    Differential drive robots.

  2. 47
    Line Following Intro

    IR sensors and simple control.

  3. 48
    Obstacle Avoidance

    Ultrasonic + motor decisions.

Advanced

Robotics Basics

2 lessons · ~36 min
  1. 49
    PID Intuition

    Proportional control for smoother motion.

  2. 50
    Project: Mini Robot

    Combine sensors and motors.

Advanced

Professional Practices

10 lessons · ~166 min
  1. 51
    Schematics & Wiring Discipline

    Document connections clearly.

  2. 52
    Version Control for Firmware

    Git habits for sketches.

  3. 53
    Testing on Hardware

    Bring-up checklists.

  4. 54
    Capstone: Home Automation Node

    Button, relay, sensor, serial protocol.

  5. 55
    Capstone: Data Logger

    Log readings to SD or serial CSV.

  6. 56
    Arduino Interview & Portfolio

    Show projects with photos, schematics, and code.

  7. 57
    Next Steps

    PCB design, FreeRTOS, or ROS for robots.

  8. 58
    Safety & Ethics

    Mains power, batteries, and responsible making.

  9. 59
    Community & Open Hardware

    Licenses and sharing designs.

  10. 60
    Final Challenge Brief

    Design a 1-week build with bill of materials.

Advanced

Practice Labs

5 lessons · ~80 min
  1. 61
    Practice Lab 61

    Hands-on practice lab consolidating earlier arduino skills.

  2. 62
    Practice Lab 62

    Hands-on practice lab consolidating earlier arduino skills.

  3. 63
    Practice Lab 63

    Hands-on practice lab consolidating earlier arduino skills.

  4. 64
    Practice Lab 64

    Hands-on practice lab consolidating earlier arduino skills.

  5. 65
    Practice Lab 65

    Hands-on practice lab consolidating earlier arduino skills.