How to use UART

Which Khadas SBC do you use?


Which system do you use? Android, Ubuntu, OOWOW or others?


Which version of system do you use? Khadas official images, self built images, or others?

Khadas official 20.04


I m trying to use UART, understand the protocol and requirements.
The following link is broken, can you please fix it or send me the documentation to it.

"### How To Use Uart

This documentation will introduce how to use the uart of 40PIN headers. Check Uart Hardware PINsUart PIN in 40 PINs header is PIN15 and PIN16: VIM1-GPIO-Pin-Out VIM2-GPIO-Pin-Out VIM3-GPIO-Pin-Out E"

Thank you,

Hello @Balaji

Please check here:

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