Add-on dossier
A linkable lifecycle record for hardware expansions, app ecosystems, firmware upgrades, cases, radio parts, and post-event badge experiments.
The guide documents slow RF signal processing on GPIO19 and a faster-data wiring path from RF module DATA OUT to RX1.
Badge context
Current site index explaining the migration away from Google-hosted blog posts and preserving the Hacktivity badge guide in the archive.
Public hardware-hacking guide for USB serial setup, CTF menu, UART jumpers, RF wiring, and credits.
Current migrated copy of the Jump ESP, jump! guide, useful if the older Blogspot URL disappears.
Hungarian event archive entry for Hacktivity 2018.
Current public Hacktivity event site for lineage context.
Developer credit target linked from the badge guide.
Source trail
Primary source for USB mini setup, FT232R USB UART, serial baud rates, CTF categories, UART jumper root shell, RF notes, and named credits.
Current mirror of the guide preserving FT232R/FT232RL, 9600 baud CTF, 115200 baud root shell, 90-second boot timing, and RF wiring details.
Event archive context for Hacktivity 2018.
Site index documenting the move away from Blogspot and linking the Hacktivity 2018 badge guide in the current archive.