There's this Chinese company named Heltec, and they make a cool little development board that has an Espressif ESP32S3 (which has WiFi and Bluetooth), a 128x64 pixel OLED display and an SX1262 863-928 ...

!!!Caution The platforms mentioned above as supported is/are an indication of the module's software or theoritical compatibility. We only provide software library or code examples for Arduino platform ...

In short, the ESP32-CAM captures images and sends them to a server with a QR code recognition program via an API request. Once the recognition is complete, the server responds with the decoded data.

This is a mini-NTP based on a ESP32. Time will be provided from the GPS receiver and a DS3231 if no GPS-signal is avaliable, to server time to your networkcleints. With the feedback and help from our ...

We're building an Arduino automatic pet feeder today that feeds your pet automatically at scheduled times. This complete automatic pet feeder project incorporates a DS3231 RTC (Real Time Clock) Module ...