Question

What is the difference of UART and USART communication

Answer 1

Here is your answer buddy,

A USART -- a Universal Synchronous/Asynchronous Receiver/Transmitter -- is a microcontroller peripheral that converts incoming and outgoing bytes of data into a serial bit stream. ... The first difference between a USART and a UART is the way in which the serialdata may be clocked.

Hopr this helps you. Have a nice day!!