Jegatron

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Get info:

$ dmesg | egrep --color 'serial|ttyS'

Some commands to manage, read and write to the serial port

# Print info
$ setserial -g /dev/ttyS0

# Using cu (call-up). Exit by typing ~.
$ cu -l /dev/ttyS0 -s 115200

# Using screen. Exit with c-a k
$ screen /dev/ttyS0 115200