Add DJ turntable ticks per revolution comment

Author: dmadison

examples/DJ/DJ_Demo/DJ_Demo.ino

@@ -48,7 +48,7 @@ void loop() {
 		delay(1000);
 	}
 	else {
-		// Read the turntable, basic (-30-29. Clockwise = positive, faster = larger)
+		// Read the turntable, basic (-30-29. Clockwise = positive, faster = larger). ~900 ticks per revolution.
 		int turntable = dj.turntable();
 
 		Serial.print("The turntable is ");

src/controllers/DJTurntable.h

@@ -68,7 +68,7 @@ namespace NintendoExtensionCtrl {
 			Both,
 		};
 
-		int8_t turntable() const;  // 6 bits, -30-29. Clockwise = positive, faster = larger.
+		int8_t turntable() const;  // 6 bits, -30-29. Clockwise = positive, faster = larger. ~900 ticks per revolution.
 
 		boolean buttonGreen() const;
 		boolean buttonRed() const;