[ Thanks to linuxaria for this link.
“This article will describe setting up a system that
will utilize a lightweight command line (CLI) install of Linux
(Ubuntu in this example) to capture RS232 (serial) information,
capture it and upload it to an ftp server.
“This is useful for applications including data collection from
sensors or other serial devices such as amateur packet radio
– and will utilize the data on a web site or other remote
“The process will involve starting the program ‘screen’ and
‘minicom’ when the machine starts up. The ‘screen’ output will be
captured to text file. This text file will be sent up to an ftp
server using ‘lftp’, scheduled via a ‘cron’ job.”