FAQ

• Factory reset

  open the serial console or a ssh session and run firstboot. More detail

• Failed to run Alexa with error IOError: [Errno -9998] Invalid number of channels

  There is another application or alexa instance using the audio input device. Run /etc/init.d/alexa stop and /etc/init.d/mopidy stop to stop them. To disable mopidy to startup, run /etc/init.d/mopidy disable.

• Got SD card warning message Volume was not properly unmounted. Some data may be corrupt. Please run fsck

  If the files on the SD card are fine, ignore it. Otherwise, try to format it with sd card formatter.

• Bad flash from Arduino

  Re-flash the bootloader on openwrt.

  /etc/init.d/mopidy stop  # stop mopidy if it's running, mopidy-hallo plugin will use SPI
  /etc/init.d/alexa stop      # stop alexa if it's running
  mt7688_pinmux set ephy gpio
  cd /etc/arduino
  avrdude -c linuxgpio -p m32u4 -e -U lfuse:w:0xFF:m -U hfuse:w:0xD8:m -U efuse:w:0xCB:m  -U flash:w:Caterina-
  ReSpeaker.hex -u -U lock:w:0xEF:m
  

• Forgot the password of WebUI

  You can reset juci password with command "orangectl passwd root ********"

• How to get audio source direction from respeaker microphone array?

  When using Windows, follow the guide - https://github.com/respeaker/get_started_with_respeaker/wiki/Mic-Array

• How to support google speech or other Speach TO Text(STT) Engine?

  Install speech_recognition library following the guide - https://github.com/respeaker/get_started_with_respeaker/wiki/Use-speech_recognition-python-library