# Send a sensor reading to a phone over Bluetooth

A reading your phone or Mac picks up over Bluetooth, no pairing.

The page: [site/project-bluetooth-sensor.html](../../site/project-bluetooth-sensor.html). This file is its text. Terms: [vocabulary](../vocab.md).

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## Where it stands

- **g3507**: Not for this chip. No radio.
- **cc2340r5**: Could work. TI's example seen by a Mac in 1.4 s; 45 ms round trip; no phone app or sensor reading tried.
- **l1306**: Not for this chip. No radio.
- **f2800137**: Not for this chip. No radio on this chip.
- **cc2755p10**: Could work. TI's example seen by a Mac in 0.90 s, connected in 0.55 s, 29 ms echo; no sensor reading. Source: `data/results/cc2755p10.csv`.
- **cc35x1**: Could work. Connects from a Mac in 0.52 s; used for Wi-Fi setup, no sensor reading. Source: `data/results/cc35x1.csv`.