MATRIX Creator software installation and ALSA config for mic 0. (For Alexa Amazon service)

asoundrc

pcm.!default
{
  type asym
  playback.pcm {
    type hw
    card 0
    device 0
  }
  capture.pcm {
    type file
    file "/tmp/matrix_micarray_channel_0"
    infile "/tmp/matrix_micarray_channel_0"
    format "raw"
    slave {
        pcm sc
    }
  }
}

software installation

echo "deb http://packages.matrix.one/matrix-creator/ ./" | sudo tee --append /etc/apt/sources.list;
sudo apt-get update;
sudo apt-get upgrade;
sudo apt-get install libzmq3-dev xc3sprog matrix-creator-openocd wiringpi cmake g++ git;
sudo apt-get install matrix-creator-init matrix-creator-malos
sudo reboot