This product is no longer available
We no longer stock Audio Shield For DFRduino M0, but here are current alternatives in Audio Processing Modules.
Audio Shield For DFRduino M0
Discontinued
The Audio Shield for DFRduino M0 is a Hi-Fi audio expansion board built around the Wolfson WM8978 codec chip. It supports dual-channel playback, SD card storage, mono recording, and dual-channel 3 W power amplification — all without requiring a separate serial MP3 module.
The shield features a standard I2S interface with an on-board microphone, 3.5 mm audio jack for external input and output, and left/right speaker connections for 3 W speakers.
Key Features
- WM8978 Hi-Fi Codec – Professional-grade digital signal processing with 3D surround-sound enhancement
- 5-Band Equaliser – Built-in frequency balance adjustment
- Dual 3 W Amplifier – Left and right channel speaker outputs
- On-Board Microphone – Plus 3.5 mm MIC input for external sources
- SD Card Playback – WAV file audio from SD card storage
- Programmable Notch Filter – Reduces noise from power supply interference
Specifications
- Operating Voltage – 5 V
- Maximum Current – 2 A
- Audio Format – WAV
- Input – 3.5 mm MIC jack and on-board microphone
- Output – 3.5 mm headphone jack and XH2.54 speaker pins
- Dimensions – 55 × 53 mm
- Weight – 26 g
Important: This shield uses the I2S interface and is only compatible with DFRduino M0 and Bluno M0 microcontrollers. It is not compatible with standard Arduino boards.
Package Contents
- 1× Audio Shield for DFRduino M0
