This demo (uartEchoDemo directory) shows how to use the UART to print messages on a terminal. The characters you type on a keyboard are echoed back to the terminal from the SoC and printed on the terminal.

For more detail of the driver, refer to UART Driver.

Newlib

By default, newlib-nano is used for this demo.

See also: User Debug Configuration - To learn more about User Debug Configuration.

Execution Sequence:

The following shows the expected execution sequence:

***Starting Uart Echo Demo*** 
Start typing on terminal to send character... 
Echo character: d 
Echo character: s 
Echo character: a 
Echo character: d 