Arduino Course

Lesson 1 • Setting Up the Arduino IDE

Guides installation and configuration of the Arduino IDE on major operating systems. Learners compile and upload their first sketch successfully.

Lesson 2 • What Is Arduino and Why Use It

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

Lesson 3 • Essential Electronics Concepts

Introduces voltage, current, resistance, and Ohm's Law. Provides the electrical theory needed to safely build circuits throughout the course.

Lesson 4 • Breadboard and Wiring Fundamentals

Teaches breadboard layout, jumper wire use, and safe wiring practices. Connects electronics theory to hands-on circuit assembly.

Lesson 1 • Variables, Data Types, and Operators

Covers integer, float, boolean, and char types alongside arithmetic and logical operators. Prepares learners to store and manipulate sensor and control data.

Lesson 2 • Functions and Code Organisation

Introduces user-defined functions, parameters, and return values. Promotes modular code that is easier to debug and reuse across projects.

Lesson 3 • Control Flow and Loops

Teaches if/else, switch/case, for, and while constructs. Enables learners to write decision-making and repetitive logic for hardware control.

Lesson 4 • Arduino Sketch Structure

Explains setup() and loop() functions and how the Arduino runtime executes them. Establishes the programme skeleton used in all subsequent projects.

Lesson 1 • Timing Without Delays

Introduces millis()-based non-blocking timing to replace delay(). Allows simultaneous management of multiple timed events in a single sketch.

Lesson 2 • Controlling LEDs

Covers single LED wiring, current-limiting resistors, and multi-LED patterns. Reinforces Ohm's Law application in practical output circuits.

Lesson 3 • Driving Relays and External Loads

Covers relay modules, flyback diodes, and transistor switching for high-power loads. Extends digital output to control motors, lights, and appliances safely.

Lesson 4 • Configuring Digital Pins

Explains pinMode(), digitalWrite(), and digitalRead() functions. Establishes the foundation for all digital hardware interaction in the course.

Lesson 1 • Common Analogue Sensors

Covers temperature, light, and flex sensors with wiring and calibration. Builds a sensor toolkit applicable to environmental monitoring projects.

Lesson 2 • Potentiometers and Variable Resistors

Uses potentiometers as input devices to control programme parameters. Demonstrates the map() function for scaling sensor values to output ranges.

Lesson 3 • Analogue-to-Digital Conversion

Explains the 10-bit ADC, analogRead(), and voltage reference options. Provides the theory behind converting physical signals to usable digital values.

Lesson 4 • Servo Motor Control

Introduces the Servo library to position servo motors using PWM signals. Connects analogue output concepts to mechanical motion control.

Lesson 1 • UART Serial Fundamentals

Covers baud rate, TX/RX pins, and Serial.begin() configuration. Establishes the communication channel used for debugging and data exchange.

Lesson 2 • Sending and Receiving Data

Teaches Serial.print(), println(), and Serial.read() for bidirectional data flow. Enables real-time monitoring of sensor values and user command input.

Lesson 3 • Structured Debugging Techniques

Introduces systematic debugging using print statements, LED indicators, and logic analysis. Builds a repeatable process for isolating hardware and software faults.

Lesson 1 • SPI Protocol and Peripherals

Introduces SPI bus operation, MOSI/MISO/SCK/CS lines, and SPI library usage. Prepares learners to interface high-speed peripherals like SD cards and displays.

Lesson 2 • I2C Protocol and LCD Backpack

Explains I2C addressing, SDA/SCL lines, and the LiquidCrystal_I2C library. Reduces wiring complexity and introduces the I2C bus used by many sensors.

Lesson 3 • OLED Displays with SSD1306

Drives a 128x64 OLED display using the Adafruit SSD1306 and GFX libraries. Enables graphical output including shapes, bitmaps, and sensor dashboards.

Lesson 4 • Keypad and Button Matrix Input

Wires a 4x4 matrix keypad and uses the Keypad library for character detection. Adds structured user input capability to display-based projects.

Lesson 1 • Building a Complete Mechatronic Project

Combines sensors, actuators, and display output into a single integrated project. Reinforces system-level thinking and structured project assembly.

Lesson 2 • Infrared and Proximity Sensing

Integrates IR obstacle sensors and PIR motion detectors into reactive systems. Expands the sensor toolkit for automation and security applications.

Lesson 3 • DC Motor Control with H-Bridge

Uses an H-bridge driver IC to control DC motor direction and speed via PWM. Builds core motor control skills for robotics and automation projects.

Lesson 4 • Digital Sensors and Protocols

Covers DHT11/DHT22 temperature-humidity and ultrasonic distance sensors. Demonstrates library-based sensor integration and data interpretation.

Lesson 1 • Wireless Communication Modules

Integrates HC-05 Bluetooth and NRF24L01 radio modules for wireless data transfer. Enables remote monitoring and control in untethered project deployments.

Lesson 2 • Hardware and Software Interrupts

Covers attachInterrupt(), ISR design, and volatile variables for event-driven programming. Enables immediate hardware response without polling in time-critical applications.

Lesson 3 • Timers and PWM Deep Dive

Explores AVR hardware timers, prescalers, and custom PWM frequency generation. Provides low-level control for audio, precise timing, and motor drive applications.

Lesson 4 • EEPROM and Persistent Storage

Uses the EEPROM library to read and write non-volatile data across power cycles. Supports projects requiring settings retention and data logging.