u
Ultrasonic sensormaker
A transducer that uses ultrasonic waves to measure distances to an object.
Universal Asynchronous Receiver/Transmitter (UART)maker
A UART is a hardware communication protocol essential for asynchronous serial communication.
Unified Extensible Firmware Interface (UEFI)pc
UEFI is a modern firmware interface for computers, designed to replace BIOS.
Universal Serial Bus (USB)pc
A standardized interface that allows communication between devices and a host controller.