SoundConvert: Building a Bidirectional USB Audio-over-Ethernet Bridge with W5500-EVB-Pico2
Streaming USB PCM audio over a LAN using W5500 hardwired TCP/IP — not converting or transferring audio files
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Components
Hardware components
WIZnet - W5500-EVB-Pico2
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Raspberry Pi Pico SDK
x 1
Project description
1. Project Overview SoundConvert turns a W5500-EVB-Pico2 into a USB Audio Class 1.0 (UAC1) sound card. A compatible USB host sends its audio to the board, which forwards it over wired Ethernet to a Windows PC for playback through the selected speakers or headphones. Audio can also travel in the opposite direction: the Windows microphone is streamed back to the USB host as a virtual microphone input. This is an audio streaming bridge, not a file converter. The board does not receive MP3 or WAV files to decode. Instead, it receives the continuous PCM audio stream produced by the host's audio…
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