Run the motor at the duty cycle specified by `duty_cycle_sp`.
        Unlike other run commands, changing `duty_cycle_sp` while running *will*
        take effect immediately.

def run_direct(self, **kwargs):
        """
        Run the motor at the duty cycle specified by `duty_cycle_sp`.
        Unlike other run commands, changing `duty_cycle_sp` while running *will*
        take effect immediately.
        """
        for key in kwargs:
            setattr(self, key, kwargs[key])
        self.command = self.COMMAND_RUN_DIRECT