Results from serial tracing - HomeACcessoryKid/AQARA-ZNCLDJ11LM Wiki

Trace made using Aqara APP via Aqara hub via Zigbee module on internal serial link

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The last 4digits (2bytes) are CRC-MODBUS, the first 3 bytes are header 55-fe-fe that opens any valid message. Even though it looks like MODBUS, it is NOT.