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Briefly introduce the advantages of vending machines
Briefly introduce the advantages of vending machines? More and more vending machines are put on the market. Many consumers are curious about this kind of retail terminal. Today, let me understand what the communication protocol of the vending machine is. The vending machine has its own dedicated communication protocol, Europe and the United States Using'MDB', Japan and South Korea use'VCCS' instead of 232485, CAN and other communication protocols in the market. At present, most domestic vending machines are used in Europe and the United States. When the source of the machine is sufficient, it can identify cash Acceptance, when consumers choose goods, judge whether the cash is enough to pay, whether the change of the machine is enough to find zero, ship, change, and purchase operations. When the 1 yuan coin in the machine is not enough, you invest 10 yuan banknotes to buy 3 Yuan or 5 Yuan drinks: When the machine is ready to be replaced, the 3 Yuan drink will not be shipped, and it will be exchanged for 10 Yuan; choose the 5 Yuan drink, find the 5 Yuan 1 Yuan coin, and complete the purchase transaction. When the machine is not set up yet You can sell it when you get change. Choose 3 yuan of drinks, you buy 2 cans of drinks for you, find 4 yuan coins, choose 5 yuan to ship, buy 2 cans, can not find change, complete the purchase transaction. When 1 yuan coins are not enough , You can buy a 3 yuan or 5 yuan drink with a 10 yuan bill. When the machine is ready to be replaced, the 3 yuan 5 yuan drink is not shipped, and the 10 yuan bill will be returned. When the machine is installed enough to sell, there will be a 5 yuan drink After being shipped, you will buy 2 cups of drinks for you. 3 yuan drinks are shipped, 3 cans are purchased, and the balance of 1 yuan is always displayed on the machine. Then you can put the money in, buy it, and complete the transaction. After reading the above about I believe that everyone has a better understanding of the content of the advantages of the vending machine. In the future, we will continue to release the latest information on the Guangdong unmanned vending machine industry, I believe there will be content you need. Previous: Take you to understand how the vending machine is operated Next: Talk about the special performance of the vending machine