Case study

DT No.1 F2: reconstructing smartwatch communication

DT No.1 F2 reconstructs the Bluetooth LE exchange between the smartwatch and its Android companion. The project documents GATT handles, message framing and commands, and implements a Python framework and replacement Android app.

Targets: Protocol
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-06
Evidence class: C2 code & docs, no demo or download

Stars: 0
Last commit: 2020-06-13
Language: Kotlin
License (GitHub): GPL-3.0

GitHub data as of 2026-11-10

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Evidence

Observed: Code and documentation observed; no download method or demo found.
Checked: 2026-11-08

How evidence classes are assigned

Requirements & limits

Prerequisites: A DT No.1 F2 smartwatch is the documented device target.
Prerequisites: Building the Android app requires an OpenWeather API key in SecretKeyList.kt.
License: GPL-3.0 License.

Cite

BibTeX

@misc{dt-no1-f2-watch-protocol-case,
  title = {{DT No.1 F2: reconstructing smartwatch communication}},
  howpublished = {\url{https://github.com/AbelChT/Reverse-Engineering-No.1-F2}},
  url = {https://github.com/AbelChT/Reverse-Engineering-No.1-F2},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/dt-no1-f2-watch-protocol-case/}}
}

Plain text

DT No.1 F2: reconstructing smartwatch communication. https://github.com/AbelChT/Reverse-Engineering-No.1-F2 (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/dt-no1-f2-watch-protocol-case/

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About this entry

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Primary sources

README.md GitHub · AbelChT/Reverse-Engineering-No.1-F2 · Revision ae751b9
protocol_documentation/README.md GitHub · AbelChT/Reverse-Engineering-No.1-F2 · Revision ae751b9
reverse_ingeenering_process.md GitHub · AbelChT/Reverse-Engineering-No.1-F2 · Revision ae751b9