An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

Discover how the Arduino Opta Pro can be leveraged beyond its industrial roots for smart home and DIY automation. In my article, I share hands‑on insights, practical code examples, and hardware ...

What is it about useless machines that makes them so attractive to build? After all, they’re meant to be low-key enraging. At this point, the name of the game is more about giving that faceless enemy ...

Installing a smart meter could help you pay less for your energy, but not everyone is convinced by the technology. While gas and electricity prices today are far below their peak during the 2022 ...

This is an Arduino library for interfacing with Dutch smart meters, through their P1 port. This library can take care of controlling the "request" pin, reading messages and parsing them. This code was ...

Substitutes the RS485 modbus service of DTSU-H coil based 3 phase power meter for usage with a Deye hybrid inverter. On phase L1 it reads every 4. current waves, on phase L2 and L3 it reads only every ...

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December 8, 2025: We hunted for any new Counter Blox codes to add to our list. If you're a bit low on funds, we're here to help. We update our Counter Blox codes list frequently with all the latest ...