To Test the Arduino Vending Machine, switch ON the power supply and place a Glass inside the tap to ... Once the glass is filled, the LED and pump should turn OFF. This is how you can build a Drinking ...

It works with both RFID and NFC cards and coins. This project is an IoT (Internet of Things) vending machine which Kristian and his friend, Jervelund Hansen, built out of an old vending machine that ...

LILYGO T-Vending is an ESP32-S3 WiFi and Bluetooth IoT board designed for vending machines with an RS485 terminal block, a microSD card slot, and support for an optional cellular mPCIe module. As I ...

Adafruit SD card reader or compatible SD card reader with the arduino SD library Sparkfun 16x2 serial LCD screen or equivalent Sparkfun 3 col x 3 row pinpad or equivalent (any matrix pinpad with 0-9 ...

Connected Arduino Vending Machine with payment by RFID cards checked against an InterSystems Caché DB. The system is composed of 3 connected parts: The Vending machine; A MQTT Broker. An InterSystems ...

Fig. 1: Block diagram of Arduino based liquid vending machine Circuit and working. The circuit diagram of Arduino based liquid vending machine is shown in Fig. 2. This project consists of analogue ...

The Arduino-based vending machine is an innovative solution designed to provide a seamless and automated experience for dispensing food and services. Leveraging the power of Arduino microcontrollers, ...

We’ve talked about a variety of protocols and how to deal with them in the past. Today, [Dan] is working on sniffing vending machine Multidrop Bus. The Multidrop Bus (MDB) protocol is a stand… ...