資料來源:https://www.sparkfun.com/products/14317
The JustBoom Digi HAT is a high-resolution digital audio output add-on board for the Raspberry Pi. Simply stack the plug-and-play add-on board (HAT) onto your Raspberry Pi A+, B+, 2B or the new 3B, and it will be ready to use immediately. The JustBoom Digi HAT produces an unmodified, high-quality digital audio data stream for bit-perfect transmission to your hi-fi system.
JustBoom designed the Digi HAT to be simple to install and use. With no soldering required and all the mounting hardware already provided, this product is suitable for beginners and seasoned professionals alike. Just connect your Digi HAT to external DAC or amplifier/amplified speakers and you can be up and running quickly, enjoying flawless high-quality audio playback within minutes.
The Raspberry Pi Digi HAT uses the I2S interface for its audio input, which reduces CPU load on the Raspberry Pi compared with USB solutions. It is also powered directly from the GPIO header, so no extra cables or power supplies are required to connect to the Raspberry Pi. All of the Raspberry Pi GPIO pins are still accessible on the Digi HAT for easy customization of your project. Add additional sensors, buttons, LEDs, rotary encoders or anything your heart desires.
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JustBoom Digi HAT是Raspberry Pi的高分辨率數字音頻輸出附加板。只需將即插即用附加板(HAT)堆疊到您的Raspberry Pi A +,B +,2B或新3B上即可立即使用。 JustBoom Digi HAT產生一個未經修改的高品質數字音頻數據流,可將您完美的傳輸到您的高保真音響系統。
JustBoom設計的Digi HAT易於安裝和使用。無需焊接,所有的安裝硬件都已經提供,本產品適合初學者和經驗豐富的專業人士。只需將Digi HAT連接到外部DAC或放大器/放大揚聲器,即可快速啟動並運行,在數分鐘內即可享受完美無瑕的高質量音頻播放。
Raspberry Pi Digi HAT使用I 2 S接口進行音頻輸入,與USB解決方案相比,可以降低Raspberry Pi的CPU負載。它也直接從GPIO頭供電,因此無需額外的電纜或電源連接到Raspberry Pi。所有的Raspberry Pi GPIO引腳仍然可以在Digi HAT上訪問,便於您自定義項目。添加其他傳感器,按鈕,LED,旋轉編碼器或任何您所需要的東西。
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