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+--- Thread: how to check i2c extend chip model (/showthread.php?tid=9928)
how to check i2c extend chip model - admin - 11-02-2026
Note: after 2026-11-01 KinCony begin use XL9555 i2c extend chip. you can use KCS v3 "SYSTEM" webpage to scan device show the model or config by ESPHome to scan i2c bus, will find the chip model.