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Demystifying the currency recognition process of vending machines

2021-03-03

Haloo

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Take you to the secret vending machine currency recognition process. The vending machine recognizes coins and banknotes through the currency recognition function. Currency recognizer involves knowledge in many fields such as machinery, electricity, optics, magnetism, etc., and requires mutual cooperation from all aspects. It is a key component of various self-service equipment such as vending machines and automatic card vending machines. Key words: coin recognition, paper currency recognition principle of AT89C521 currency recognizer, currency recognizer mainly includes two parts: coin recognition and paper currency recognition. The coin device is the core of the vending machine. Its main function is to confirm the authenticity of the coin, sort the type of coin, and calculate the amount. If the amount invested reaches the value of the purchased item, a sell signal will be sent and the remaining money will be found. The indicating device is used to indicate the variety of the product selected by the customer. The storage and vending device stores the goods, receives the selling instruction signal, and delivers the goods selected by the customer to the delivery port. The coin device of a general vending machine is composed of a coin slot, a sorting device, an inspection device for confirming the authenticity of the coin, a calculating device for calculating the amount, and a money finding device. If you have a purchasing plan, welcome to choose Dongguan Trading Co., Ltd., and cooperate with Dongguan Trading Co., Ltd., a powerful manufacturer of vending machines and unmanned vending machines. Consultation and ordering hotline: Manager Shang: Previous: What documents and procedures are required for an adult product vending machine Next: How powerful is a vending machine

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