Raspberry Pi Pinout

Audio+ Speaker+ Microphone+

2X5W STEREO AMP FOR ONBOARD/EXTERNAL SPEAKERS

  • Experiment with the Google AIY assistant (100% pin to pin compatible).

  • Use open source assistants such as ADRIAN, SNIPS project and others

  • Voice changer

  • Great for any portable radio project where you need a built in speaker

  • Power your old speaker directly

  • No extra power supply required

Features

  1. Microphone I2S High sensitivity on board (can be separate from the main board using the included cable)

  2. 2x5w Stereo Amplification anf 2 onboard speaker included

  3. DAC I2s 24-bit audio with studio sampling quality

  4. Line out stereo 3.5mm jack

  5. Onboard red button, 1 status led

  6. Extension screw terminal for external speakers (2 to 8 ohm)

  7. Extension screw terminal for external push button and external led.

  8. Soldered Long female header 2x20 (NO soldering required) Compatible with Raspberry Pi 3, 2, B+, A+, and Zero

Installation

  • Plug Audio+ firmly on top of your Raspberry Pi GPIO and turn on your Pi

  • Open a terminal and type the following to download and run the installer:

sudo wget -O mic mic.raspiaudio.com

sudo bash mic
  • Say yes to reboot
  • On the next reboot you must run the test to finish the installation (it is an ALSA oddness):
sudo wget -O test test.raspiaudio.com

sudo bash test
  • Push the onboard button, you should hear "Front Left" "Front Right" then the recorded sequence by the microphone.

  • If the volume is too low you can adjust the gain of the microphone by rebooting and typing the following into a terminal:

alsamixer

详情

RASPIAUDIO AUDIO+ SPEAKERS+ MIC+