The entry point for the Firefly Zero device firmware.
It initializes all drivers and ESP32 peripherals, passes it into firefly-hal, and then runs firefly-runtime in a loop.
First, you need to know which version of the device you have:
v1: FOSDEM 2025 (not supported anymore).v2: FOSDEM 2026.v3: Hackfest 2026.
Flashing:
- Install espup
- Install task
espup install. ~/export-esp.sh- Connect to the right chip on the device.
task flash -- --port /dev/ttyACM0 --features v3
GPL-3.0. Any forks and extensions for Firefly Zero must be open source. However, this does not affect apps and games running on Firefly Zero. You can make your apps free or paid, open-source or proprietary.