Dive into the world of Arduino with this comprehensive 4.5-hour workshop designed for beginners. Learn the fundamentals of microcontrollers, explore the Arduino Uno board, and master the Arduino IDE and programming language. Start with basic concepts like program structure, variables, and circuit building, then progress to more advanced topics including digital and analog pins, control structures, and serial communication. Gain hands-on experience with practical examples, from "Hello World" to creating custom functions. Delve into arrays, operators, bit math, and EEPROM usage. Discover how to leverage libraries, implement SPI and I2C protocols, work with interrupts, and utilize Arduino shields. Conclude with valuable resources and recommendations for Arduino hardware to continue your journey in embedded systems development.