sentry

This article describes how I have set up a simple “door-sentry” at home. The door-open […] The post Digispark Door Sentry appeared first on ElectroSchematics.com. ادامه مطلب...

TK walks us through creating a smart, active water tank solution. This solution he has dubbed the Sonar Sentry for Water Tank. As you might guess, the project integrates a sonar sensor to create a smart water tank. The post Smart Water Tank Monitor – Sonar Sentry appeared first on...