Arduino Beginner Course

Lesson 1 • Setting Up the Arduino IDE

Guides installation and configuration of the Arduino Integrated Development Environment. Learners end with a verified, functional coding workspace.

Lesson 2 • Arduino Hardware Overview

Identifies the physical parts of an Arduino Uno board and their functions. Connects hardware knowledge to later programming and wiring tasks.

Lesson 3 • What Is Arduino and Why Use It

Covers Arduino's origin, use cases, and ecosystem of boards and shields. Establishes context for why Arduino is a practical prototyping platform.

Lesson 4 • Essential Electronics Concepts

Introduces voltage, current, resistance, and Ohm's Law as applied to circuits. Provides the electrical theory needed to safely connect components.

Lesson 1 • Debugging Techniques in Arduino

Covers Serial.print() debugging, error interpretation, and logical troubleshooting strategies. Equips learners to independently resolve coding issues in all future projects.

Lesson 2 • Control Flow and Loops

Teaches if/else, switch/case, for, and while constructs for decision-making and repetition. Enables learners to write sketches that respond dynamically to conditions.

Lesson 3 • Functions and Code Organisation

Introduces custom function creation, parameters, and return values to reduce code repetition. Builds habits of modular, maintainable sketch design.

Lesson 4 • Structure of an Arduino Sketch

Breaks down the setup() and loop() functions and how the compiler processes them. Establishes the code structure all subsequent sketches will follow.

Lesson 1 • Shift Registers for Output Expansion

Introduces the 74HC595 shift register to control more outputs than available pins allow. Prepares learners for scalable hardware designs in later projects.

Lesson 2 • Reading Digital Input from Buttons

Reads pushbutton state using digitalRead() and manages pull-up and pull-down resistors. Connects input reading to conditional logic from the programming chapter.

Lesson 3 • Digital Output with LEDs

Uses digitalWrite() and pinMode() to control LED state and timing. Reinforces hardware-software integration introduced in earlier chapters.

Lesson 4 • Timing and Delays in Sketches

Explores delay(), millis(), and micros() for controlling event timing without blocking. Introduces non-blocking timing patterns critical for responsive projects.

Lesson 1 • Reading Potentiometers and Variable Resistors

Wires potentiometers as voltage dividers and reads them with analogRead(). Establishes the voltage divider pattern used by many sensor types.

Lesson 2 • Analogue Output with PWM

Uses analogWrite() on PWM-capable pins to simulate analogue output for LEDs and motors. Links analogue input concepts to proportional output control.

Lesson 3 • Temperature and Light Sensors

Connects NTC thermistors and LDRs to analogue pins and converts raw values to meaningful data. Builds practical sensor-reading skills applicable to many projects.

Lesson 4 • Smoothing and Filtering Sensor Data

Applies running averages and simple low-pass filters to stabilise noisy sensor readings. Produces reliable data pipelines for sensor-driven projects.

Lesson 1 • Using Library Manager and External Libraries

Navigates the Arduino Library Manager to install, update, and include third-party libraries. Unlocks the full ecosystem of community-built drivers and utilities.

Lesson 2 • Driving LCD and OLED Displays

Connects 16x2 LCD and I2C OLED displays and renders text and graphics. Gives learners a visual output layer for sensor and project data.

Lesson 3 • I2C Protocol and Devices

Explains I2C addressing, the Wire library, and scanning for connected devices. Enables learners to add multiple sensors and displays on just two wires.

Lesson 4 • Serial Communication with UART

Uses Serial.begin(), read(), and write() for Arduino-to-computer and device-to-device messaging. Reinforces debugging skills while adding structured data exchange.

Lesson 1 • Stepper Motor Fundamentals

Explains stepper motor step sequences and uses the Stepper library for precise positioning. Enables learners to build projects requiring accurate rotational control.

Lesson 2 • Controlling Servo Motors

Uses the Servo library to position servo motors by angle using PWM signals. Introduces actuator control as a direct extension of PWM output skills.

Lesson 3 • Relays for High-Power Switching

Uses relay modules to switch high-voltage or high-current loads from Arduino logic pins. Teaches safe isolation between low-voltage control and high-power circuits.

Lesson 4 • DC Motor Control with H-Bridge

Drives DC motors in both directions using an L298N H-bridge driver module. Covers speed control via PWM and direction control via logic pins.

Lesson 1 • Project Planning and Requirements

Defines project goals, component lists, and circuit schematics before writing code. Establishes a professional design process that reduces rework and errors.

Lesson 2 • Building a Digital Thermometer

Combines a temperature sensor, LCD display, and threshold alerts into a complete instrument. Reinforces analogue reading, display output, and conditional logic together.

Lesson 3 • Hardware Troubleshooting Strategies

Applies systematic fault isolation to diagnose wiring, power, and component failures. Builds independent problem-solving confidence for real-world project debugging.

Lesson 4 • Code Optimisation and Memory Management

Reduces sketch size and RAM usage using PROGMEM, F() macro, and efficient data types. Prepares learners to build larger projects within microcontroller memory limits.

Lesson 1 • Wireless Communication with Bluetooth

Pairs an HC-05 Bluetooth module with a smartphone to send and receive serial data wirelessly. Extends UART skills to cable-free control and monitoring applications.

Lesson 2 • Pathways to Advanced Arduino Development

Surveys Arduino-compatible platforms, FreeRTOS basics, and community resources for continued growth. Guides learners toward independent project development and specialisation.

Lesson 3 • Storing Data in EEPROM

Reads and writes persistent data to onboard EEPROM using the EEPROM library. Allows projects to retain settings and logged values across power cycles.

Lesson 4 • Introduction to Wi-Fi with ESP8266

Uses an ESP8266 module to connect Arduino projects to a local network and send HTTP requests. Opens the path to IoT data logging and remote monitoring projects.