crwdns2933803:012crwdne2933803:0
crwdns2933797:0CChincrwdnd2933797:0crwdne2933797:0
crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Arthur Shi
- crwdns2933769:0crwdne2933769:0
- crwdns2933771:0crwdne2933771:0
- crwdns2933801:0crwdne2933801:0
crwdns2933807:0crwdne2933807:0
| [* black] We return to the back cover in search of satellite components. Equipped with a [product|IF145-374-1|halberd spudger|new_window=true], we probe the heart rate sensor and the wireless charging coil. | |
| [* black] The four photo cells of the heart rate sensor are gathered around the light source in the middle. | |
| - | [* red] On board is a single Texas Instruments |
| + | [* red] On board is a single Texas Instruments SN1712025 ultra-small, integrated AFE (analog front end) heart rate sensor chip |