Description
ReSpeaker is an expansion board for the Raspberry, equipped with 2 microphones, it is designed for AI and voice applications. It allows you to build efficient devices, which, i.a. support services such as Amazon Alexa and Google Assistant.
Configuration with Google Assistant
Shield is developed on the basis of the WM8960 stereo codec for voice recording in high resolution. Hat includes 3 programmable LEDs APA102 RGB.
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The user manual The manufacturer has prepared a user's manual with sample code. |
Pins
| Lp. | Name | Description |
|---|---|---|
| 1. | MIC_L / MIC_R | Two analog microphones |
| 2. | BUTTON | The button, connected to GPIO17 |
| 3. | RGB LED | Three adressable LEDs RGB APA102, connected with SPI interface |
| 4. | WM8960 | stereo codec |
| 5. | 40-Pin | Connector for the direct connection of the shield with the Raspberry |
| 6. | POWER | MicroUSB connector for power supply of the shield ReSpeaker. It should be powered in such a way to provide adequate voltage during the use of the speaker |
| 7. | I2C | I2C Grove connector |
| 8. | GPIO12 | Grove digital connector |
| 9. | JST 2.0 | Connector to connect the speakers |
| 10. | Jack 3.5 mm | Connector to connect the speakers |
Specification
- Shield works with the Raspberry in version: 4B, 3B+, 3B, 2B, B, Zero, Zero W
- The implemented algorithms:
- Recording the sound in a radius of 3 meters
- Dimensions: 65 mm x 30 mm x 15 mm
- Weight: 12 g
Useful links |
