code: async def servo_config(self, command):
          
          pin = int(command[0])
          min_pulse = int(command[1])
          max_pulse = int(command[2])
          await self.core.servo_config(pin, min_pulse, max_pulse)
docs: This method configures a pin for servo operation. The servo angle is set by using analog_write().
          :param command: {"method": "servo_config", "params": [PIN, MINIMUM_PULSE(ms), MAXIMUM_PULSE(ms)]}
          :returns:No message returned.