basic motor block support

libs/core/motors.cpp

@@ -0,0 +1,17 @@
+#include "ksbit.h"
+
+/**
+* Blocks to control the onboard motors
+*/
+//% weight=30
+namespace motors {
+    /**
+    * Controls the power sent to a single motor
+    * @param power %percent of power sent to the motor. Negative power goes backward. eg: 50
+    */
+    //% blockId=motor_on block="motor on at %percent|%"
+    //% parts=dcmotor
+    void motorOn(int power) {
+        uBit.soundmotor.Motor_On(power);
+    }
+}