Stap 12 vertalen
Stap 12
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We return to the back cover in search of satellite components. Equipped with a halberd spudger, we probe the heart rate sensor and the wireless charging coil.
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The four photo cells of the heart rate sensor are gathered around the light source in the middle.
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On board is a single Texas Instruments SN1712025 ultra-small, integrated AFE (analog front end) heart rate sensor chip
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