Where is UART2 aka Debug serial port?

[vladest 2]

Hello

 

can you please tell me where is debug serial port RX/TX pins on the board?

thanks

[tooz 52]

hello @vladest,

8: GPIO2_C1/UART0 = TX

10: GPIO2_C0/UART0 = RX

more information about 40 pin header: https://tinker-board.asus.com/doc_er.html#qsg 

 

[vladest 2]

Thanks @tooz!

and the u-boot uses same port for output, correct?

[tooz 52]

hello @vladest, no, for tinker edge r, the uboot output port is different from uart logs.

[vladest 2]

@tooz can you please tell me which one and how to connect to it?

thanks