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mdb-arduino-cashless

mdb-arduino-cashless

WIZnet

Published September 01, 2023

Original author: Ivan NovoselovOriginal source (new tab)

mdb-arduino-cashless

Components

Hardware components
W5100

WIZnet - W5100

x 1

Project description

mdb-arduino-cashless Arduino "Cashless Device" project for MDB protocol Target configuration: Arduino Uno (ATmega 328P) MFRC522 13.56MHz RFID Reader Ethernet Shield W5100 Vending Machine Controller, MultiDropBus Protocol (https://www.ccv.eu/wp-content/uploads/2018/05/mdb_interface_specification.pdf) Main features: Target is a device of "Cashless Device" class. Hardware USART of Arduino Uno configured for 9-bit word communication (9600 baud, 9 data bits, no parity, 1 stop-bit). Payment is based on 13.56MHz RFID cards. Balance of the card is stored on the HTTP Server. Device makes HTTP request…

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