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Xiaomi Mi Watch 2021 Teardown

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The bottom side features these chips:

STMicro STM32L4R9ZI6P microcontroller based on an Arm® Cortex®-M4

Paragon PN26Q01AWSIUG 1 Gbit NAND flash memory

AIROHA AG3335MN multi-GNSS chip featuring a MediaTek MT3333 SoC

Geomagnetic sensor (likely)

AKM Semiconductor AK0991x electronic compass

SGMicro SGM41562 Li-ion battery charger w/power path management

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