Minimal program to emulate serial consoles. More information: https://manned.org/picocom.
sudo picocom {{/dev/ttyXYZ}}
sudo picocom {{/dev/ttyXYZ}} {{[-b|--baud]}} {{baud_rate}}
LF to CRLF):sudo picocom {{/dev/ttyXYZ}} --imap {{lfcrlf}}
<Ctrl a><Ctrl x>
picocom {{[-h|--help]}}