add comments

Lab_1/MotorEncoderAAR.ino

@@ -286,6 +286,7 @@ enum states get_current_state()
 // also speed impact probably doesn't matter much since setup() runs once per boot
 void initialiseEncoderStateMachine()
 {
+	// gets current state (initial) state and sets it
 	state = get_current_state();
 }
 
@@ -294,11 +295,12 @@ void updateEncoderStateMachine()
 {
 	enum states new_state = get_current_state(); // get new state, don't update state var yet so states can be compared
 
+	// check new state is valid, coming from state1, increment error count if not
+	// adjust count as appropriate if new state is valid
+	// repeat for all other state cases
 	switch (state)
 	{
 	case state1:
-		// check new state is valid, coming from state1, increment error count if not
-		// adjust count as appropriate if new state is valid
 		switch (new_state) {
 			case state1: break;
 			case state2: count++; break;