On serial link type:
echo hello >> /hello.txt
Via ssh:
ls -l hello.txt # is it 6 bytes? (text+newline)
cat /hello.txt
# Anything in /var/log/messages or other logs?
Kind regards,
Christer
On Thursday 14 December 2023 02:45:31 Robert Moskowitz wrote:
> I have Centos 7 arm32 running on a Cubieboard and I am logged in as root
> on its serial uart from another system.
>
> On that system I use
>
> screen /dev/ttyUSB0 115200
>
> Well it was working well for a couple days, but now only garbage comes
> across. Something messed up the serial link.
>
> pulling the usb cable to the usb/serial adapter does not reset things.
>
> I can ssh into the server and see root logged into ttyS0
>
> How do I reset that serial port so that I can work on the system?
>
> thanks
>
>
>
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