SecuritySensor4ToMQTT
Arduino sketch to read the status of up to 4 security sensors using End Of Line resistors and push events to MQTT
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Project description
SecuritySensor4ToMQTT — Turning a Wired Alarm Loop into an MQTT Event Stream #HomeSecurity #MQTT #EOLResistor #AlarmPanel #Arduino #WIZnet #W5100 #TOE #TCP #HomeAutomation 📚 Context: Hobby / home-automation building block, published by SuperHouse Automation Pty Ltd (Jonathan Oxer) in 2015. A compact, single-sketch Arduino firmware. Implementation status: Code-complete and field-oriented — network bring-up, MAC-from-ROM, 6-state sensor supervision, and live MQTT publishing are all present in the sketch. The repository is code-only (no captured logs/screenshots), so behaviour is verified from…
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