Hello EveryBody, I have a Jetson-Nano-Developer-Kit-A02 … Based DevKit Schematic pdf ,it has 2 port header(J-44 and J-41) for UART2(Debug) and Uart1 !! For J-44 ,It is not in the document but it was printed at the bottom of the Board. 1-GND 2-RTS 3-NC 4-RXD—>UART-2(DEBUG) 5-TXD—>UART-2(DEBU…

@hhami.2040 , Do you need connect 2 UARTs from J41 and J44 each other? Then you may refer these two links: [image] Jetson Nano - UART - JetsonHacks The UART on the NVIDIA Jetson Nano Developer Kit GPIO Header is simple to use, but there is a trick you should know before starting. …

Jetson-Nano-Developer-Kit-A02 Uarts Communication

Autonomous Machines Jetson & Embedded Systems Jetson Nano

MtHiker July 28, 2020, 11:19am 2

@hhami.2040,

Do you need connect 2 UARTs from J41 and J44 each other?
Then you may refer these two links:

The device name of UART1 on J41 is /dev/ttyTHS1.

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