Honest guides from a real, working smart home — Home Assistant, Zigbee, PV, and everything that broke along the way.https://mastalavista.com/en-UShttps://mastalavista.com/en/artikel/catio-rollladen-sicherung/https://mastalavista.com/en/artikel/catio-rollladen-sicherung/The 20:00 schedule locked Alfie and Shaniqua out in the catio. How a Home Assistant safeguard reverses any close on a SOMFY shutter while the door is open.Wed, 16 Sep 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/ha-lokale-spracherkennung/https://mastalavista.com/en/artikel/ha-lokale-spracherkennung/A local audio LLM was flawless on test files and useless on a real microphone. The route to local STT for Assist over Wyoming with faster-whisper.Tue, 15 Sep 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/gardena-micro-drip-terrasse/https://mastalavista.com/en/artikel/gardena-micro-drip-terrasse/Drip irrigation against the 2026 drought — and the sobering discovery that the Gardena integration in Home Assistant is a remote control, not a schedule.Mon, 24 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/energiemessung-home-assistant/https://mastalavista.com/en/artikel/energiemessung-home-assistant/Why cloud devices leave holes in the Energy Dashboard, and how I pull my NEOOM system into Home Assistant over its local API instead.Sat, 22 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/atomizer-terrasse-kuehlung/https://mastalavista.com/en/artikel/atomizer-terrasse-kuehlung/A cheap misting line turned into an automated terrace cooler: SONOFF Zigbee water valve, a sun-and-heat trigger, and the failsafe that stops it flooding the patio.Thu, 20 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/tesla-fleet-api-home-assistant/https://mastalavista.com/en/artikel/tesla-fleet-api-home-assistant/All I wanted was charging control — and ended up running a public HTTPS host with Let's Encrypt and a PEM under .well-known. The nginx config and the traps.Mon, 17 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/pv-ueberschuss-tesla-laden/https://mastalavista.com/en/artikel/pv-ueberschuss-tesla-laden/My cron job stopped charging when it had no business doing so. Why a string comparison was to blame, and what the stable Home Assistant automation looks like.Fri, 14 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/garagentor-gpio-handsender/https://mastalavista.com/en/artikel/garagentor-gpio-handsender/Months of reverse-engineering a Belfox 868 MHz remote — and what worked was an optocoupler across the button. Three gates in Home Assistant, honestly told.Tue, 11 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/somfy-rollladen-home-assistant/https://mastalavista.com/en/artikel/somfy-rollladen-home-assistant/Rolling code can't be cloned. My verdict after months of tinkering: the official bridge, FHEM with a CUL on 433.42 MHz — and what you can safely skip.Sat, 08 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/zigbee-coordinator-ueber-netzwerk/https://mastalavista.com/en/artikel/zigbee-coordinator-ueber-netzwerk/Moving a Sonoff Zigbee dongle onto a Pi and connecting Home Assistant over TCP with ser2net — the mistakes that cost me weeks, and when to skip it.Wed, 05 Aug 2026 00:00:00 GMThttps://mastalavista.com/en/artikel/zigbee-sensoren-verbindungsabbrueche/https://mastalavista.com/en/artikel/zigbee-sensoren-verbindungsabbrueche/One Zigbee valve in a garden pit, no routers, coordinator in the basement — why it kept dropping, what the USB extension did, and what actually fixed it.Sun, 02 Aug 2026 00:00:00 GMT