How to rotate screen?

yothinin
Hello, 

I want to rotate the LCD screen, how can I do that?

I try to used xrandr but I got error Can't open display.

Thanks
I.Yothin

yothinin
Sorry I forgot.
I use NanoPi M1 and ubuntu jessie.

Reply

Name
eMail (not visible)
Subject (no text only in upper case; no HELP, URGENT...)
Text
HTML tags are not supported and links are generated automatically if they start with http or ftp.
Please submit long source code or log files as attachment (only registered users).
Please enter the number: 3 5 2 2