added comment about signage for direction

src/core/motor.rs

@@ -8,6 +8,7 @@ use crate::core::{
 };
 
 ///A simple enum for Counterclockwise or Clockwise direction semantics. Makes it easier much clear than a true/false bool
+/// IF you use this to convert to a signed number note that CW is negative and CCW is positive
 #[derive(Clone, Copy, PartialEq, Eq, Debug, Serialize, Deserialize)]
 pub enum Direction {
     ///CounterClockWise