Case study

irca-ble-protocol: reconstructing heater control over Bluetooth LE

irca-ble-protocol documents the Bluetooth LE control protocol observed on an Olle POWER-family towel rail. It describes GATT characteristics, 20-byte command frames, status fields and authentication behavior, and provides Python, Home Assistant and Android implementations.

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: 2026-10-28
Language: Python
License (GitHub): MIT

GitHub data as of 2026-11-10

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Evidence

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

How evidence classes are assigned

Requirements & limits

Prerequisites: A compatible heater and Bluetooth LE access; Home Assistant use requires HA 2024.8 or newer.
Testing evidence: The author reports hardware checks against one Olle POWER-family unit; the Home Assistant integration and Celsius climate path were not exercised against a real heater.
License: MIT license.

Cite

BibTeX

@misc{irca-ble-protocol-case,
  title = {{irca-ble-protocol: reconstructing heater control over Bluetooth LE}},
  howpublished = {\url{https://github.com/niklas-a/irca-ble-protocol}},
  url = {https://github.com/niklas-a/irca-ble-protocol},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/irca-ble-protocol-case/}}
}

Plain text

irca-ble-protocol: reconstructing heater control over Bluetooth LE. https://github.com/niklas-a/irca-ble-protocol (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/irca-ble-protocol-case/

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About this entry

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Primary sources

docs/OLLE_BLE_PROTOCOL.md GitHub · niklas-a/irca-ble-protocol · Revision 2711be6
README.md GitHub · niklas-a/irca-ble-protocol · Revision 2711be6