root@NanoPi-NEO:~# sudo apt-get install -f After this operation, 0 B of additional disk space will be used. Setting up linux-image-4.4.0-176-generic (4.4.0-176.206) ... Processing triggers for linux-image-4.4.0-176-generic (4.4.0-176.206) ... /etc/kernel/postinst.d/initramfs-tools: update-initramfs...

Hello,
I have on my NanoPi Neo
I want to switch to stable release, not release candidate.

Is there any instruction how to ?

guidol wrote:

koval wrote:
I found that correct TTL is 3.3 V and speed 9600.
But when I connected, nothing printed in terminal.

Any suggestion ?

the debug-port of the Neo2 has 5V and the right speed is 115.200

Checked with your settings and it works!
Thank you so much!

guidol wrote:

koval wrote:
I found that correct TTL is 3.3 V and speed 9600.
But when I connected, nothing printed in terminal.

Any suggestion ?

the debug-port of the Neo2 has 5V and the right speed is 115.200

Hm, very interesting. Thank you for info. I will try to check with new settigns...

I found that correct TTL is 3.3 V and speed 9600.
But when I connected, nothing printed in terminal.

Any suggestion ?

Hello,
I have NanoPi Neo 2 and I want connect my USB-TTL adapter to UART debug port.

What is logic levels for Rx&Tx? 3.3 V or 5 V ?
What speed should I tried for connection? 9600 or 115.200 ?