IEEE 802.15.4 Sniffer Work in progress IEEE 802.15.4 sniffer. ESP32-C6 firmware A firmware for the ESP32-C6 can be found in esp-fw. micro:bit v2 firmware A firmware for the micro:bit v2 can be found in nrf-fw. Host extcap application A host application implementing extcap can be found in sniffer-extcap.