Real-Time ESP32: A Hands-On Guide to Real-Time Embedded Programming, Multitasking, and IoT Development - Couverture souple

Reid, Caleb

9798173129253: Real-Time ESP32: A Hands-On Guide to Real-Time Embedded Programming, Multitasking, and IoT Development

Couverture souple

ISBN 13 : 9798173129253

Editeur : Independently published, 2026

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Building an ESP32 project is easy. Building one that remains responsive, predictable, and reliable when multiple things are happening at once is a different challenge.

Real-Time ESP32 is a practical guide to designing multitasking and real-time embedded firmware that can move beyond simple demonstrations and toward dependable IoT and embedded applications.

Rather than focusing only on individual ESP32 features, this book brings the pieces together: FreeRTOS tasks, scheduling, synchronization, timing, peripherals, communication buses, wireless connectivity, networking, security, OTA updates, power management, and field reliability.

You will learn how to structure firmware so that sensor readings, actuator control, communication, background processing, and user interaction can operate together without turning the application into a collection of unpredictable timing problems.

Inside, you will learn how to:

• Design FreeRTOS tasks with appropriate priorities and responsibilities
• Understand scheduling, timing, latency, jitter, and task behavior
• Use queues, mutexes, semaphores, and event groups for safe inter-task communication
• Work with software timers and task notifications for efficient event handling
• Design lower-jitter control loops for motors, servos, heaters, and other actuators
• Handle GPIO, PWM, ADC, and interrupt-driven inputs
• Use UART, SPI, and I2C safely in multitasking systems
• Build robust Wi-Fi connection and reconnection strategies
• Work with Bluetooth Low Energy and device provisioning
• Implement TCP/UDP, HTTP/HTTPS, and MQTT communication
• Apply practical approaches to secure boot, flash encryption, TLS, and persistent storage
• Design OTA update and rollback strategies
• Improve power management, watchdog handling, crash analysis, and field diagnostics
• Bring the concepts together in a production-oriented ESP32 IoT node

A major focus throughout the book is engineering discipline. You will not simply see which API to call. You will see why a particular mechanism is appropriate, what can go wrong when it is used incorrectly, and how different parts of an embedded system should work together.

Who This Book Is For

Real-Time ESP32 is written for developers and technically minded learners who want to go beyond basic ESP32 projects.

It is particularly useful for:

• Embedded systems developers
• Firmware engineers
• IoT developers
• Electronics and mechatronics engineers
• Robotics developers
• Software developers moving into embedded programming
• Engineering students with basic programming knowledge
• ESP32 developers who want to work more confidently with FreeRTOS
• Makers building increasingly complex connected devices

You do not need to be an expert in real-time systems. However, the book is designed to take you into the concepts and design decisions that become important as an ESP32 application grows beyond a simple single-task program.

If your ESP32 project needs to sense, communicate, control, recover, and keep running reliably, this book provides a practical foundation for designing it properly.