Firmware
How the firmware is built, versioned and shipped, what it exposes over Matter, and how it is tested without hardware.
Table of contents
- Exposing the full A/C over Matter: wiring plan
- Fixing attestation (err 604) properly
- QA & testing strategy (W41H1 Matter firmware)
- W41H1: HA control layer: safety guards + native (no-JS) dashboard
- 07 · Stock-parity gap matrix
- 09: Energy monitoring (Watts + kWh), like the cloud app
- 10: Firmware build + Matter OTA procedure (canonical)
- 13 · Choosing a path: ESP32 (esp-matter), ESP32 (ESPHome), or AmebaZ2 (stock module)
- Exposing all decoded diagnostics in Home Assistant (design)
- ESPHome path: a third firmware over the same codec (design)