code: func (d *ADS1x15Driver) Start() (err error) {
  	bus := d.GetBusOrDefault(d.connector.GetDefaultBus())
  	address := d.GetAddressOrDefault(ADS1x15DefaultAddress)
  
  	if d.connection, err = d.connector.GetConnection(address, bus); err != nil {
  		return err
  	}
  
  	return
  }
docs: // Start initializes the sensor