HealthHackadayabout 2 hours ago
Hacking a Reverse Osmosis Water Filter Through its Smart Faucet
2 min read
Tomasz Wasilczyk reverse-engineered the Waterdrop G3P600 RO system's four-pin connector, finding a 9,600 baud serial link. The hack enables ESPHome and Home Assistant integration, exposing data on filter health, water quality, pump status, and faucet state.
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