Ikea Vallhorn PIR Zigbee Motion Sensor Teardown

     This Small Article shows internals of Ikea Vallhorn PIR Motion Sensor









Board uses EFR32MG21 Silicon labs Multiprotocol SOC along with 8601 Opamp IC from analog devices. 


I am an Avionics Engineer, with knowledge of Electronics, Software, FPGA and Embedded Design Engineering.

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