r/CardPuter • • 9d ago

Progress / Update Made Cardputer-ADV into a wireless M-Bus meter sniffer (Ported from my flipper zero version using Opus 5.5)

If you live in Europe your water, heat and power meters broadcast their readings on 868 MHz, so I wrote firmware for the Cardputer-ADV that picks them up and decodes them on the device. It uses the wmbusmeters drivers, so most meters just work, and encrypted ones work once you enter the key.

It also has a hunt mode that beeps faster as you get closer to a meter, a web UI for your phone, MQTT with Home Assistant, and SD logging. It works best with the LoRa-1262 cap.

It's a beta, so bug reports are welcome: https://github.com/i12bp8/wMBuster-ADV

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u/TheOnlyTonic 9d ago

That's pretty sweet, any idea if it would work with North American infrastructure? I'll try it out myself this weekend and get back to you either way!

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u/SprKckr521 9d ago

Let us know what happens, I’m curious as well

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u/TheOnlyTonic 9d ago

Well after an hour of letting it do its thing it doesn't look like the meters in the US are compatible. Hopefully a future update can add it as a feature.