This book can help you to learn about embedded systems using MSP430 FRAM microcontrollers. This book is the second edition based on MSP430FR5994 MCUs and Code Composer Studio. This book is suitable as a textbook or support materials for an embedded system course or microcontroller application course. This book covers MSP430 FRAM MCUs, GPIO, Timers, Display, Interrupt, and ADC. Moreover, this book covers topics of Software architectures, PWM, Motor control, Serial communications, TI Driver library, TI RTOS, Power management, and Embedded system security. The target audiences of this book include undergraduate engineering students and readers who have similar prior knowledge.