AVR® USART Overview

Microchip AVR® 8-bit microcontrollers contain a highly flexible communication peripheral known as a USART (Universal Synchronous and Asynchronous serial Receiver and Transmitter).

This peripheral can be used to communicate with a wide variety of other components, including other microcontrollers, wireless modules, LCD displays, GPS modules, etc. The USART peripheral can operate in one of two main modes: Synchronous or Asynchronous.

This module focuses on the Asynchronous Mode of operation.

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megaAVR® USART Configuration
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megaAVR® USART Example (Polled)
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