This section defines the network credentials and server details required for sending the email. The ESP32-CAM connects to WiFi using the SSID and password. The host address, HTTPS port (443), and API ...

Tired of condensation wrecking your shed tools or greenhouse gear? I built a no-frills ESP32 + DHT22 node that wakes every 15 minutes, grabs temp/humidity data, beams it over Wi-Fi, and sleeps—running ...

No VPN or exposing ports necessary.

Northwestern University’s Embedded Electronics Class delivered a bumper crop of ESP-32 projects this year. The student teams recorded their progress on hackaday.io with project descriptions, logs, ...

The ESP32 is a fantastic little microcontroller with a world of possibilities. Its specifications may appear modest, but its capabilities enable it to power all kinds of devices. From an LED matrix to ...

As hackers, we occasionally forget that not everyone is enamored with the same nerdy minutia that we are. Configuring hardware by changing some lines in the code and compiling a new firmware doesn’t ...

Student teams in the ELEC_ENG 327: Electronic System Design II course create fully functional prototypes using the knowledge they gained in ELEC_ENG 326: Electronic ...