this post was submitted on 05 Aug 2024
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Has anybody on here had an experiment with the supermarket tags?

My understanding is that you get a bunch of the tags, somehow get a base-station/transceiver working with them, and push data as images.

I'd love to hear from anyone who's had a go. I quite fancy having some little displays around the house with useful info for the room.

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[–] qupada@kbin.run 8 points 3 months ago

It's also quite common for updates to be sent using a ceiling-mounted infrared transmitter, like this brand which is common where I am:

https://www.pricer.com/products/devices/electronic-shelf-labels

People have figured out the data formatting to update some of the lower-security variants (including that "Pricer" brand):

http://furrtek.free.fr/index.php?a=esl