XDA Developers on MSN
6 cheap sensors you can make and gift to family and friends
All you need is an ESP32 board and some tinkering with ESPHome.
Would you believe it, the ESP32 popular Wi-Fi and Bluetooth chip has a built-in Hall effect sensor. Espressif Systems makes the chip, and its ESP32 data sheet has nearly no mention of the Hall sensor ...
XDA Developers on MSN
This $10 ESP32 board solved my smart home's biggest problem
I retired the expensive commercial smart home hubs and rebuilt my smart home from scratch.
Recently, [Solder Hub] put together a brief video that demonstrates the basics of a Hall Effect sensor — in this case, one salvaged from an old CPU fan. Two LEDs, a 100 ohm resistor, and a 3.7 volt ...
Would you believe it, the ESP32 popular Wi-Fi and Bluetooth chip has a built-in Hall effect sensor. Espressif Systems makes the chip, and its ESP32 data sheet has nearly no mention of the Hall sensor ...
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