# BLE

**URL:** https://community.particle.io/c/the-archive/ble/46.md

[Latest](https://community.particle.io/latest.md) · [Categories](https://community.particle.io/categories.md) · [Tags](https://community.particle.io/tags.md)

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## [About the BLE category](https://community.particle.io/t/about-the-ble-category/52344)

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**Author:** [@will](https://community.particle.io/u/will)\
**Replies:** 1\
**Last updated:** [September 26, 2019, 8:20am UTC](https://community.particle.io/t/about-the-ble-category/52344 "2019-09-26T08:20:18Z")

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## [Connect with app](https://community.particle.io/t/connect-with-app/71263)

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**Author:** [@Nguyenclick](https://community.particle.io/u/Nguyenclick)\
**Replies:** 3\
**Last updated:** [April 20, 2026, 10:06am UTC](https://community.particle.io/t/connect-with-app/71263 "2026-04-20T10:06:13Z")

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How can I connect the app on my phone?

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## [Convert Hex to Decimal](https://community.particle.io/t/convert-hex-to-decimal/58929)

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**Author:** [@Athnetix](https://community.particle.io/u/Athnetix)\
**Replies:** 3\
**Last updated:** [January 1, 2021, 3:09pm UTC](https://community.particle.io/t/convert-hex-to-decimal/58929 "2021-01-01T15:09:34Z")

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I have a BLE buffer which contain 4 Hex digits like: buff=00:05:C4:7B I can manually convert 0005C47B to decimal =377979 How can I do this in code going from hex buffer to decimal