Facing issue in UART Communication on Raspberry Pi

[gelbal]

Hi @Sharvin26,

Thank you for sharing so much context. Could you try out the steps explained in this thread?

Disable console over Serial in Dev on RPi3?

Is it possible something installed in the Docker image influence what’s happening on the host ? So far I thought the only interactions where : volumes (containers writing datas visible by host in volume directories) ports (you set a port mapping so each listening container port corresponds to a listening host port). Are there low level interactions which would allow some process running in the container to write on /dev/ttyAMA0 from the container ? UPDATE : one thing I’ve just learnt is the…

I see that this user had similar issues and following these steps helped him.

If that doesn’t work, could you as well try using a production image?

Please let us know how it goes.