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This is a Hi-Fi Sound Card HAT designed for the Raspberry Pi, a great option for anyone wanting to record or play high-quality audio from their Raspberry Pi.
The HAT comes with a pair of 5W speakers and features low power consumption, Hi-Fi playing/recording, stereo encoding/decoding and can directly drive speakers to play music. There's also a button on the board tied to GPIO 17 which you can use in your project.
The onboard high-quality MEMS silicon microphone supports left/right channel recording, whilst the 3.5mm jack allows headphone playback if preferred for your project.
Raspberry Pi not included
Pin | RPi BCM | RPi Board | Description |
5V | 5V | 5V | 5V |
GND | GND | GND | Ground |
SDA | P2/SDA | 3 | I2C Data Input |
SCL | P2/SDA | 5 | I2C Clock Input |
CLK | P18 | 12 | I2S Bit Clock Input |
LRCLK | P19 | 35 | I2S Frame Clock Input |
DAC | P21 | 40 | I2S Data Output |
ADC | P20 | 38 | I2S Data Input |
Button | P17 | 11 | Configurable |