* - ESP32-CAM QR Code Reader (off-line) : https://www.youtube.com/watch?v=ULZL37YqJc8 * - ESP32QRCodeReader_Page : https://github.com/fustyles/Arduino/tree/master ...

I wanted a way to control all the projects I make. Note: it is not a remote for A/V systems. It is for my projects. I wanted this to work not just at home in my WiFi zone but also at remote locations ...

Creating an Arduino Bluetooth control device with an HC-05 Bluetooth module enables control of lights or even relays to manage AC appliances wirelessly using an Android smartphone. Communication ...

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.

Over the past years we at CircuitDigest have built a ton of electronics projects and tutorials to help our community to learn and build electronics with ease. Recently we have noticed a huge interest ...

ACEBOTT QE007 ESP32-based Smart Home Starter Kit is a STEAM (Science, Technology, Engineering, Arts, and Maths) education platform that involves story reading, assembling a wooden house with various ...

I have seen a shopkeeper look unhappy on many occasions when a customer asked them for a QR code or bank account details to pay VND5,000-10,000 (20-40 U.S. cents). A store near my house recently ...

We would think that cashless payment would be quick and convenient, but it has created longer waiting lines at the gas station near my house. The station added POS devices a couple of months ago, to ...

Tuya is an All-in-one IoT Platform that enables the user to build smart IoT solutions by connecting devices efficiently, securely, and reliably. This is a getting started article to set up the Tuya ...