Added more info on the docs

Author: paulorb

docs/getting-started/operations.md

@@ -121,4 +121,6 @@ Example using a parameter as a value
   <ifEqual symbol="TEMPERATURE_MOTOR5" value="PARAM_DEFINED_TEMPERATURE">
             <set symbol="MOTOR5_RPM">0</set>        
   </ifEqual>
-```
+```
+
+Please note the **symbol** and **value** datatype needs to match.