AES67 / RAVENNA audio-over-IP for the ESP32-P4 — hardware-PTP-synced RTP audio (L16/L24/L32/AM824), SAP/SDP discovery, ISR-driven I2S, sub-millisecond latency. Interop-tested against Merging SIENNA and the aes67-linux-daemon.
Waveshare ESP32-P4-WIFI6-POE-ETH Board Support Package (BSP) component in C++ (PoE-capable Ethernet, internal I2C; on-board ESP32-C6 for Wi-Fi 6 via ESP-Hosted)