This project leverages the Arduino Uno, ESP32-CAM, and Firebase to create a comprehensive QR code scanning and data management system. The ESP32-CAM captures QR codes, with the Arduino IDE code ...

In this tutorial, we'll build a QR code scanner using Raspberry Pi, OpenCV, and the ZBar library to capture and decode QR codes from video frames. 2) Generate a QR code using Arduino and display it on ...

Note: Sample Arduino code for ESP32-CAM and other development boards can be found at the bottom of this page. Response. A sample response code from the API is shown below. Left side shows the image ...