The Internet of things is the inter-networking of physical devices, vehicles, buildings, and other items?embedded with electronics, software, sensors, actuators, and network connectivity that enable these objects to collect and exchange data. Internet of Things ? Architecture and Design Principles serves as a textbook, standard source reference and a start-up book covering most of the aspects of architecture and design using latest advancements. The book is written in an easy-to-understand and reader friendly manner and includes illustrative figures, examples, multidisciplinary applications and practical laboratory examples. It also features a number of case studies and solution framework for IoT designs in different segments to help students understand how to implement the concepts of IoT in real world. The textbook caters to the needs of engineering students, as well as training software and hardware professionals and designers of IoT systems. Salient Features: 1. Thoroughly revised as per the latest AICTE curriculum for undergraduate engineering students 2. Inclusion of new emerging topics such as connected automobiles, healthcare and logistics, industry 4.0 tools such as machine-to-machine communication, coordinating and co-working robots, machine vision, Digital Twins, MicroPython, TinyML, OpenCV Python, Blockchain security, etc. 3. A dedicated chapter on IoT Practical Learning and Exercises that includes practical laboratory studies on installing Raspbian software, and APIs, interfacing of actuators and sensors 4. Inclusion of IoT case studies on industry, transportation, agriculture, healthcare, home automation, etc. 5. Rich pedagogy including learning objectives, objective type questions, review questions, fifteen experiments on programming, and number of student practice exercises