i.MX RT Crossover Processors NXP Semiconductors i.MX RT Crossover Processors combine high performance with real-time functionality. The i.MX RT Series Processors are designed to support next-generation IoT (Internet of Things) applications with a high level of integration and security balanced with MCU-level usability at an affordable price. These processors include advanced multimedia for graphic user interface (GUI) and enhanced human-machine interface (HMI) applications, extensive external memory interface options, and built-in wireless connectivity via Wi-Fi®, Bluetooth®, Bluetooth Low Energy (BLE), ZigBee®, and Thread™.