diff --git a/1209/2351/index.md b/1209/2351/index.md
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+---
+layout: pid
+title: Pico I2S (UAC1)
+owner: DimiterPandov
+license: MIT
+site: https://github.com/dpandov/PicoI2S
+source: https://github.com/dpandov/PicoI2S
+---
+PicoI2S in its USB Audio Class 1.0 compatibility mode, for hosts without
+UAC2 (TVs, older Windows): adaptive USB audio, 32 / 44.1 / 48 kHz, 16 bit,
+to I2S, dual-line multibit DACs and S/PDIF on the RP2350 (Waveshare
+RP2350-One, Raspberry Pi Pico 2). Selected by a jumper at boot; the UAC2
+mode of the same firmware is 1209:2352.
diff --git a/1209/2352/index.md b/1209/2352/index.md
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+---
+layout: pid
+title: Pico USB to I2S (UAC2)
+owner: DimiterPandov
+license: MIT
+site: https://github.com/dpandov/PicoI2S
+source: https://github.com/dpandov/PicoI2S
+---
+PicoI2S: USB Audio Class 2.0 interface for the RP2350 (Waveshare
+RP2350-One, Raspberry Pi Pico 2). Asynchronous USB audio with a feedback
+endpoint, 32 to 96 kHz, 16 and 24 bit, to I2S, dual-line multibit DACs
+(PCM56, AD1865, PCM1704, TDA1541A) through on-chip filters, and S/PDIF,
+with an S/PDIF input. The UAC1 compatibility mode of the same firmware is
+1209:2351.
diff --git a/org/DimiterPandov/index.md b/org/DimiterPandov/index.md
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+---
+layout: org
+title: Dimiter Pandov
+site: https://github.com/dpandov
+---
+Open source audio electronics and firmware.