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Welcome to our blog with miscellaneous stuff we needed a place for.

Please visit our About page for our disclaimer before reading on.

Regards,
The Dabblers đŸ™‚

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Echelon/NES Smart Meters connected to Cerius (zip code 4000-4999 in Denmark) – action required

Cerius has informed us (dabbler.dk) that they are strengthening the security of the MEP port. On May 6th, 2025, new meters will have their MEP port disabled as default. If you get a new meter and you need the MEP port, you will be able to request Cerius to activate it on their home page. …

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Echelon/NES Smart Meters – possible 0x0B / 0x0C bugfix?

Thanks to Reto (info@makerspace-reinach.ch) we might have a solution for a long standing bug. If you are having issues getting reliable readings from the meter/module and getting errors / Meter responses like these from the module: Typically from these requests: …then you know have an option to update the software. Make sure to study the …

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Echelon/NES Smart Meters – probably our final post on this topic

Today I got a bit of a surprise – without any warning my power distribution company changed my power meter from a NES Echelon meter to a Landis+Gyr E360 meter. This means that I unfortunately have no way of testing and working on new hardware/software for our Dabbler MEP interface. I hope someone else with …

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About

We are friends dabbling with electronics, software and …. stuff, and need a place to document whatever we learn.
We decided that if we share our questionable knowledge on this blog, others might find it useful or simply blow themselves up because we got it totally wrong đŸ™‚

Most information on this blog is probably stolen from somewhere else (sorry), misunderstood or simply plain wrong – so if you use it, it is your own risk and expense.

BEWARE – YOU HAVE BEEN WARNED!!! đŸ™‚

Enjoy!