Microsoft Surface Dial の分解

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Microsoft Surface Dial Teardown: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

Microsoft Surface Dial Teardown: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

Such chips. Here it is.
Nordic Semiconductor nRF52832 Bluetooth Low Energy SoC
Texas Instruments DRV2604L Haptic Driver
Optical Sensor
DC-DC Converter

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