this post was submitted on 07 Nov 2025
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I Made This
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Ha! One look at this and was certain an esp32 was involved! Just left a message yesterday about how I love that little chip so much!
Praise the chip!
Praise the chip! Fucking love looking at that little chip while it computes without breaking a sweat.
Do you know by any chance what the differences are between the different versions? Im a bit overwhelmed when it comes to that... Like what is your go to version when developing. ESP32-WROVER, ESP32-WROOM, ESP32-MINI, ESP32-PICO and all its sub-forms and devKit versions. I could probably just go with anyone of these but maybe there are some pitfalls.
I was trying to look up a very cool video I watched a few times that actually de-epoxied it down to the silicon itself, but it seems YouTube took it down. The actual chip set itself is usually only a few mms^2 like you see in the mini. The only difference, so far as I can tell, is the amount of gpio pins you have access to. And you spent wayyy too much with an Arduino flavored one(other than getting access to the full gpio pin out). But I bought them for a few $s(<$2) for a dozen of the og classics with the rf shield.
I also have fallen hard out of development after working itsec for a few years. My last academic encounter was with the attack with the fan ocilation frequency for an air gapped machine. So that's how out of date I am.