What is UART?

Definition

Universal Asynchronous Receiver/Transmitter — a hardware circuit that handles serial data transmission and reception. UARTs are the interface between microprocessors and RS-232/RS-485 communication ports on drives and controllers.

Related Terms

Serial Communication

Data transmission where bits are sent sequentially over a single channel, used f...

RS-232

A serial communication standard for point-to-point connections between two devic...

RS-485

A differential serial communication standard supporting multi-drop networks of u...

Browse all Communication terms (27)

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