Respeaker 2-Mics Pi HAT
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Contents
Overview
ReSpeaker 2-Mics Pi HAT is a dual-microphone expansion board for Raspberry Pi designed for AI and voice applications. This means that you can build a more powerful and flexible voice product that integrates Amazon Alexa Voice Service, Google Assistant, and so on.
The board is developed based on WM8960, a low power stereo codec. There are 2 microphones on both sides of the board for collecting sounds and it also provides 3 APA102 RGB LEDs, 1 User Button and 2 on-board Grove interfaces for expanding your applications. What is more, 3.5mm Audio Jack or JST 2.0 Speaker Out are both available for audio output.
Features
- Raspberry Pi compatible(Support Raspberry Pi Zero and Zero W, Raspberry Pi B+, Raspberry Pi 2 B and Raspberry Pi 3 B)
- 2 Microphones
- 2 Grove Interfaces
- 1 User Button
- 3.5mm Audio Jack
- JST2.0 Speaker Out
Application
- Voice Interaction Application
- AI Assistant
Hardware Overview
- BUTTON: a User Button, connected to GPIO17
- MIC_Land MIC_R: 2 Microphones on both sides of the board
- RGB LED: 3 APA102 RGB LEDs, connected to SPI interface
- WM8960: a low power stereo codec
- Raspberry Pi 40-Pin Headers: support Raspberry Pi Zero, Raspberry Pi 1 B+, Raspberry Pi 2 B and Raspberry Pi 3 B
- POWER: Micro USB port for powering the ReSpeaker 2-Mics Pi HAT, please power the board for providing enough current when using the speaker.
- I2C: Grove I2C port, connected to I2C-1
- GPIO12: Grove digital port, connected to GPIO12 & GPIO13
- JST 2.0 SPEAKER OUT: for connecting speaker with JST 2.0 connector
- 3.5mm AUDIO JACK: for connecting headphone or speaker with 3.5mm Audio Plug
Packin List
- 1 x Board
User Guide
- Getting Started
- Get started with Google Assistant
- How to use button to trigger Google Assistant
- How to use the on-board APA102 LEDs
- How to use User Button
Or please refer to Offcial website
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