Contiki

Running out of RAM on a Zolertia Zoul/CC2538 with Contiki OS? The .stack will not fit in FRSRAM error means you’ve hit the default 16 KB limit. A single macro disabling Low Power Mode unlocks the full 32 KB — here’s the fix and the battery trade-off you need to know before applying it.

Need deterministic, congestion-free communication between specific nodes in a Contiki TSCH network? This post shows how to hard-code a custom slotframe by overriding tsch_schedule_create_minimal(), with working code for a 3-node topology on Zolertia Zoul hardware.