Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
The MK4 wiki records Grove UART/I2C connectors, a Shitty Add-Ons connector, conductive-thread points, Neopixel header use, and UART numbering gotchas for hardware hacking.
Badge context
Official badge-store app rules, folder/header requirements, categories, validation, and pull-request workflow.
Internet Archive mirror for the MK4 setup and first-app workflow.
Internet Archive mirror for the MK4 USB/DFU update page and wipe warning.
Internet Archive mirror for the MK4 app-store validation and pull-request rules.
Internet Archive mirror for the canonical EMF MK4 wiki, preserved because plain link checkers currently receive 404 from badge.emfcamp.org for the live path.
Step-by-step MicroPython, tilda_tools, and app creation guide.
USB/DFU firmware-update path and warning that updates wipe apps and settings.
Primary EMF 2018 badge wiki for usage, firmware, app store, hardware, cellular, Grove, SAO, and expansion notes.
Hardware repository used after the old EMF badge wiki began returning 404 responses.
Creation-process talk.
Source trail
Primary source for post-event firmware fixes, Badge Store installation, app repositories, hardware, Grove, SAO, and cellular caveats.
Primary source for app-store rules, metadata headers, categories, validation, and pull-request submission flow.
Primary source for USB firmware updates, DFU mode, stability fixes, call fixes, and wipe warning.
Primary source for tilda_tools, USB MicroPython workflow, and first-app publishing path.
Hardware source replacing the dead EMF badge wiki URL.
Archived mirror for the canonical MK4 wiki page.
Archived mirror for the app-store publishing rules page.
Archived mirror for the firmware-update and wipe-warning page.
Archived mirror for the setup and first-app workflow page.
Talk on development and challenges.