README: added usage

Signed-off-by: Adrian Matejov <a.matejov@centrum.sk>
xlcteam · Feb 14, 2015 · a8b4c07 · a8b4c07
1 parent 7011794
commit a8b4c07
Showing 1 changed file with 12 additions and 1 deletion.
diff --git a/README.md b/README.md
@@ -3,8 +3,19 @@ NXCRelativeCompassLib
 
 NXC Library for relative compass
 
+## Usage
+
+Firstly, you need to set up port of the compass
+i.e. `NRC_set_compass_port(IN_1);`
+
+Rotate robot to the relative north and run following
+`NRC_set_north();`
+
+Then you are able to call method which tells you current angle from relative norht
+`int angle = NRC_get_angle();`
+
 
 ## Licence
 Licenced under the BSD License.
 
-(c) 2013, XLC Team
+(c) 2013-2015, XLC Team