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Respeaker 2-Mics Pi HAT

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[[File:IMG-3530.jpg|thumb|right|ReSpeaker 2-Mics Pi HAT]]
[[File:IMG-3531.jpg|thumb|right|ReSpeaker 2-Mics Pi HAT]]
[[File:IMG-3526.jpg|thumb|right|ReSpeaker 2-Mics Pi HAT]]
==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 ==
[[File:Mic-hatv10.png|700px]]
* 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==
* [http://wiki.seeedstudio.com/ReSpeaker_2_Mics_Pi_HAT/#getting-started Getting Started]
* [http://wiki.seeedstudio.com/ReSpeaker_2_Mics_Pi_HAT/#getting-started Get started with Google Assistant]
* [http://wiki.seeed.cc/ReSpeaker_2_Mics_Pi_HAT/#user-button-to-trigger-google-assisant How to use button to trigger Google Assistant]
* [http://wiki.seeed.cc/ReSpeaker_2_Mics_Pi_HAT/#how-to-use-the-on-board-apa102-leds How to use the on-board APA102 LEDs]
* [http://wiki.seeed.cc/ReSpeaker_2_Mics_Pi_HAT/#how-to-use-user-button How to use User Button]

Or please refer to [http://wiki.seeed.cc/ReSpeaker_2_Mics_Pi_HAT/ Offcial website]

==Document==
[[File:WM8960-Datasheet.pdf]]

[[File:ReSpeaker-2-Mics-Pi-HAT-SCH.pdf]]

[[File:ReSpeaker-2-Mics-Pi-HAT-PCB.pdf]]

[[Category:Product Manual]]
[[Category:Raspberry pi]]
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