slimmed down nuts_bolts

planner.c

@@ -75,6 +75,8 @@ int32_t position[3];
 
 static uint8_t acceleration_manager_enabled;   // Acceleration management active?
 
+#define ONE_MINUTE_OF_MICROSECONDS 60000000.0
+
 // Calculates the distance (not time) it takes to accelerate from initial_rate to target_rate using the 
 // given acceleration:
 inline double estimate_acceleration_distance(double initial_rate, double target_rate, double acceleration) {