• Abbreviation of Universal asynchronous receiver transmitter. A chip or circuit utilized to transmit and receive data asynchronously via a computer serial port. It has a parallel-to-serial converter for data being transmitted from the CPU, and a serial-to-parallel converter for data being received by the CPU. In addition, a UART provides buffering, and handles interrupts generated by the keyboard and mouse, among other functions.
  • acronym for Universal Asynchronous Receiver Transmitter
  • noun a chip which converts an asynchronous serial bit stream to a parallel form or parallel data to a serial bit stream.

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