Find all the devices on the serial buss and store the results in a
        class member object.

def findConnectedDevices(self):
        """
        Find all the devices on the serial buss and store the results in a
        class member object.
        """
        tmpTimeout = self._serial.timeout
        self._serial.timeout = 0.01

        for dev in range(128):
            device = self._getDeviceID(dev)

            if device is not None and int(device) not in self._deviceConfig:
                config = self._deviceConfig.setdefault(int(device), {})
                self._deviceCallback(device, config)
                self._log and self._log.info(
                    "Found device '%s' with configuration: %s", device, config)

        self._serial.timeout = tmpTimeout