Kategorie: IoT

IoT: Door Bell Hack

This is how I made my standard old fashioned doorbell MQTT and WIFI capable. If the door bell rings, a MQTT signal is emitted on the bus. Other consumers take this signal and trigger actions e.g. taking a photo, sending pushover notifications and some other undisclosed stuff ;-) Basics Take door bell wires, connect to […]

IoT: Hunter Garden Watering Hack

We have installed a Hunter watering system in our garden and after I realized how bloody the original controller is, I decided to create my own MQTT-enabled controller based on ESP8266 microprocessor with native WIFI connectivity. The following controller allows integration of the watering system into your MQTT-based IoT system. A multitude of automation possibilities […]