Raspberry Pi CD changer emulator for 1990s Kenwood car stereos. Reverse-engineers the 13-pin DIN serial protocol and replaces the changer with a Pi HAT featuring ATtiny1616, PCM5102A DAC, and automotive power management.
raspberry-pi retro reverse-engineering open-hardware automotive kicad i2s-dac kenwood cd-changer attiny1616 car-audio protocol-emulation
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Updated
Jul 30, 2026