===== How to use commanad line on linux =====
To send string and information to ODROID-SHOW, you need to know the ANSI /VT100 Escape Commands.\\
Here is a list of supported command.
==== Setting up serial port ====
<code>
# stty -F /dev/ttyUSBn 500000
</code>

**Normally the ttyUSBn should be ttyUSB0 !**
==== ANSI Escape Commands ====
Terminal codes are needed to give specific commands to your ODROID-SHOW. This can be related to switching colors or positioning the cursor.

^Name^decimal^octal^hex^Description^
|ESC|27|033|0x1B|Escape character|
|CR|13|015|0x0D|Carriage return|
|LF|10|012|0x0A|Linefeed (newline)|

==== Foreground coloring ====
<code>
# echo -ne "\e[31mRed show" > /dev/ttyUSBn
</code>
^ANSI^Description^
|Esc [ 3 0 m|Set **foreground** to color #0 - **black**|
|Esc [ 3 1 m|Set **foreground** to color #1 - **red**|
|Esc [ 3 2 m|Set **foreground** to color #2 - **green**|
|Esc [ 3 3 m|Set **foreground** to color #3 - **yellow**|
|Esc [ 3 4 m|Set **foreground** to color #4 - **blue**|
|Esc [ 3 5 m|Set **foreground** to color #5 - **magenta**|
|Esc [ 3 6 m|Set **foreground** to color #6 - **cyan**|
|Esc [ 3 7 m|Set **foreground** to color #7 - **white**|
|Esc [ 3 9 m|Set **default** color as foreground color - **black**|

==== Background coloring ====

^ANSI^Description^
|Esc [ 4 0 m|Set **backround** to color #0 - **black**|
|Esc [ 4 1 m|Set **background** to color #1 - **red**|
|Esc [ 4 2 m|Set **background** to color #2 - **green**|
|Esc [ 4 3 m|Set **background** to color #3 - **yellow**|
|Esc [ 4 4 m|Set **background** to color #4 - **blue**|
|Esc [ 4 5 m|Set **background** to color #5 - **magenta**|
|Esc [ 4 6 m|Set **background** to color #6 - **cyan**|
|Esc [ 4 7 m|Set **background** to color #7 - **white**|
|Esc [ 4 9 m|Set **default** color as background color - **black**|

==== VT100 Escape Commands ====
<code>
# echo -ne "\ecClear!" > /dev/ttyUSBn
</code>
(Pn = Numeric Parameter)
^VT100^Description^
|Linefeed(\n)|Cursor down|
|Esc D|Cursor Down|
|Esc E|Cursor Down to row 1|
|Esc M|Cursor Up|
|Esc c|Resets LCD|
|Esc [ Pn A|Keyboard UP Arrow|
|Esc [ Pn B|Keyboard Down Arrow|
|Esc [ Pn C|Keyboard Right Arrow|
|Esc [ Pn D|Keyboard Left Arrow|
|Esc [ Pn ; Pn H|Cursor Position|
|Esc [ H|Cursor to Home|
|Esc [ 2 J|Erase entire screen|
|Esc [ 6 n|Reports cursor position(serial port)|
==== Extended VT100 Escape Commands ====
^Extended VT100^Description^
|Esc [ s|Save cursor pos|
|Esc [ u|Restore cursor pos|
|Esc [ s|Set text size (width = textsize*6, height = textsize*8)|
|Esc [ r|Set rotation 0 to 3(move to 90° in a clockwise)|
|Esc [ Pn q|PWM LED backlight( 0 ~ 255 )|
|Esc [ Pn;Pn , Pn;Pn i|Set image drowing status|
|Esc [ Pn;Pn x|Draw dot at the position to current color|