What this code does: • Connects ESP8266 board to Wi-Fi. • Connects to a secure MQTT broker (cloud server). • Reads weight from a load cell via HX711 sensor. • Sends weight data in JSON format to the ...

Arduino is a very popular open-source platform and Arduino UNO is one of the most loved microcontrollers among electronics hobbyists worldwide. It consists of a physical programmable circuit board and ...

Abstract: In a shopping mart, imagine ten people waiting in line. If the first five people have many items in their carts, the last person with only one or two items may wait a long time to pay. To ...