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Oh wow, that's really nice. I wish I'd known about that before I tried to make my own sensors with an ESP32, MicroPython, and a bunch of stuff from Adafruit.

Very cool stuff, I'll share this with my coworkers and social group :)



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Would you mind giving me an idea of how I might go about procuring some sensors like this for myself? I’m at a loss for how to even search for one especially that gives signals I can parse myself rather than through some special software or proprietary machine. I’d love to be able to feed this stuff into code and mess around with it!

What a fantastic tinker tool! You're clearly using a lot of different sensors for a lot of goofy reasons, but that is the very basis for curiosity!

Well done and thanks for sharing your code!


Really interested in what sensor boards you used to detect everything. Have you shared any of your code at all? Sounds like a really cool project.

That's some amazing stuff. Thanks for posting.

I was curious if you're using off-the-shelf sensors or if you're using your own custom sensors?


Hadn't heard of that but built something similar by adapting tutorials from adafruit for their microcontrollers, lcds, air quality sensors, starting with https://learn.adafruit.com/adafruit-trinkey-qt2040

It's open source and additional pins are broken out on the PCB so you can easily add additional sensors yourself.

Thanks for your insightful comments. I hadn’t thought of sensors as an application and wondered about what this would be good for.

This looks super fun, thank you!

Might be great motivation to get my kids involved in a sensors project as well.


I didn’t even know this was a thing that was possible, let alone yet another, and Free!?

Thanks. I’ve been looking for something like this or some sort of sensor setup to do the same.


If anyone is interested it seems you can find (more or less reliable) sensor modules for about $20, such as the MH-Z19, and read it from to an arduino or esp.

I've been wanting to do the same thing! Mind sharing which sensors/devices you used to accomplish this?

Thanks! I definitely like messing around with sensors so I'll check some of these out.

Very cool.

Are you prototyping or manufacturing at scale?

What kind of sensors have you attached?


I'm kinda curious. What kind of sensors? (If you're able to divulge it that is; which given how you've phrased it, I wouldn't be surprised if you're under NDA or similar)

I’ve built a few ESP8266[0] (so not Ardunio but same space) based sensors and have them distributed throughout a building so we can see how changes in one part affect the temperature and humidity in other parts.

They’re very cheap to build (we only use the project boards to prototype, final builds are on PCBs) and they can be run on small batteries when they’re just doing simple data collection.

[0]https://en.wikipedia.org/wiki/ESP8266


Didn't know they made these.

I remember building a mux for touch sensors with some resistors and reading it as a light sensor.


Can you please share a list of the sensors you use? I am very interested in this.

Thanks, that is my plan too, add as many sensor as I could! For the moment I have a microphone, a water level and a couple of temperature sensors waiting for a microcontroller.

Could you link a couple of links to resources you found useful? I haven't look at it properly but when I try to search I was a bit confused and not sure on where to start


a temperature sensor was actually my first use of it (and i will continue to build a couple as remote sensors) - basically, i've been adding more and more sensors just to see how much it could take.

now, i'm having to build out PCB's to support everything (including the voltage regulators to 3.3v and 5v), as i've outgrown breadboards.

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