How to configure screen to treat LF characters as newline?

How can I adjust my ~/.screenrc file to treat LF characters as new-line?

https://www4.cs.fau.de/Services/Doc/screen/screen.html#SEC5

I'm looking at: Note: Your terminal must be configured to treat LF characters as new-line to properly print debug messages.

In section 6 of http://www.atmel.com/Images/Atmel-42233-Using-the-lwIP-Network-Stack_AP-Note_AT04055.pdf