Arduino Programming Course

Lesson 1 • First Sketch: Blink an LED

Writes and uploads the classic Blink sketch to verify the full toolchain works. Introduces the structure of an Arduino program through a tangible result.

Lesson 2 • Arduino Hardware Overview

Identifies key components on an Arduino Uno board and their functions. Connects physical hardware understanding to later programming tasks.

Lesson 3 • What Is Arduino and Why Use It

Covers Arduino's history, ecosystem, and real-world applications. Establishes context for why Arduino is a leading prototyping platform.

Lesson 4 • Basic Electronics for Arduino

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

Lesson 1 • Control Flow: Loops

Introduces for, while, and do-while loops for repetitive tasks in Arduino programs. Prepares learners to iterate over sensor readings and output sequences.

Lesson 2 • Control Flow: Conditionals

Teaches if, else if, else, and switch-case statements for decision-making in sketches. Directly enables sensor-driven behaviour covered in later chapters.

Lesson 3 • Operators and Expressions

Covers arithmetic, comparison, logical, and bitwise operators used in Arduino code. Enables learners to build meaningful conditional and computational expressions.

Lesson 4 • Functions in Arduino Sketches

Defines how to write, call, and return values from custom functions. Promotes code reuse and modularity essential for larger projects.

Lesson 1 • Digital Input with Push Buttons

Reads button states using digitalRead and manages debounce issues. Connects input reading to conditional logic from Chapter 2.

Lesson 2 • Timing Without Delay

Replaces blocking delay() calls with millis()-based non-blocking timing. Enables responsive programs that handle multiple tasks simultaneously.

Lesson 3 • Digital Output Fundamentals

Uses digitalWrite to control LEDs, buzzers, and relay modules. Reinforces pin configuration concepts introduced in Chapter 1.

Lesson 4 • LED Arrays and Multiplexing

Controls multiple LEDs efficiently using arrays and multiplexing techniques. Introduces array data structures in a hardware context.

Lesson 1 • Analog-to-Digital Conversion

Explains the 10-bit ADC on Arduino and how analogRead maps voltage to values 0–1023. Provides the theory behind all analog sensor readings.

Lesson 2 • Controlling DC Motors with PWM

Drives DC motors using a motor driver IC and PWM speed control. Introduces H-bridge direction control for bidirectional motor operation.

Lesson 3 • Analog Data Smoothing

Applies averaging and low-pass filtering to reduce noisy analog readings. Produces stable sensor data required for reliable control systems.

Lesson 4 • Common Analog Sensors

Interfaces temperature, light, and flex sensors using analogRead. Demonstrates real-world data acquisition patterns used throughout the course.

Lesson 1 • Serial Monitor Fundamentals

Configures Serial.begin and uses print and println to output data. Establishes the primary debugging tool used throughout the course.

Lesson 2 • Software Serial for Extra Ports

Implements SoftwareSerial to communicate with GPS, Bluetooth, and other UART modules. Extends serial capability beyond the single hardware UART.

Lesson 3 • Debugging Strategies

Applies systematic debugging using Serial output, LED indicators, and logic analysis. Builds professional troubleshooting habits applicable to all future projects.

Lesson 4 • Reading Serial Input

Parses incoming text commands using Serial.read and Serial.parseInt. Enables interactive control of Arduino behaviour from a computer terminal.

Lesson 1 • Using the Arduino Library Manager

Installs, updates, and manages third-party libraries via the IDE Library Manager. Establishes the workflow for rapidly adding hardware support.

Lesson 2 • Temperature and Humidity Sensors

Reads DHT11/DHT22 and DS18B20 sensors using their respective libraries. Covers single-wire and one-wire protocols for environmental monitoring.

Lesson 3 • Servo Motor Control

Controls servo position using the Servo library and PWM pulse timing. Enables precise angular positioning for robotics and automation projects.

Lesson 4 • Displays: LCD and OLED

Drives 16x2 LCD and SSD1306 OLED displays to present sensor data visually. Introduces I2C addressing and display library APIs.

Lesson 1 • Hardware Timer Fundamentals

Explains Timer0, Timer1, and Timer2 registers and their roles in Arduino timing. Provides the foundation for custom PWM frequencies and precise intervals.

Lesson 2 • Rotary Encoder Interfacing

Decodes quadrature rotary encoder signals using interrupts for accurate position tracking. Applies ISR concepts to a practical user-input device.

Lesson 3 • Stepper Motor Control

Drives stepper motors using the AccelStepper library with acceleration profiles. Combines timer and interrupt knowledge for smooth motion control.

Lesson 4 • External Hardware Interrupts

Attaches ISR functions to external interrupt pins using attachInterrupt. Enables immediate response to button presses and encoder pulses.

Lesson 1 • SPI Protocol and Peripherals

Configures SPI to interface SD card modules, displays, and ADC chips. Covers clock polarity, phase, and chip-select management.

Lesson 2 • Wi-Fi with ESP8266 and ESP32

Connects Arduino-compatible ESP boards to Wi-Fi networks and sends HTTP requests. Introduces IoT data publishing to cloud endpoints.

Lesson 3 • Wireless Communication with RF Modules

Transmits and receives data using 433 MHz RF and nRF24L01 modules. Builds point-to-point wireless links between two Arduino boards.

Lesson 4 • I2C Protocol and Bus Management

Uses the Wire library to communicate with I2C sensors and manage multiple device addresses. Enables daisy-chaining of sensors on two wires.