Add-on dossier

STEMMA QT / Qwiic expansion

A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.

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OSHCamp 2023 Badge documented

I2C expansion

The qwiic/STEMMA QT compatible port gives the badge a plug-in sensor ecosystem for post-event use and experiments.

Badge
OSHCamp 2023 Badge
Type
I2C expansion
Status
documented
Compatibility
OSHCamp 2023 Badge
Source
https://lab.electrolama.com/hacks/oshcamp23-badge/

Badge context

Related Resources

Source trail

Evidence Sources

Electrolama · retrieved 2026-05-15

OSHCamp23 Badge

Primary designer writeup for hardware, Tasmota lifecycle, workshop, add-ons, and collaborator context.

Badge: OSHCamp 2023 Badge