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Shaanxi Aerospace Lanxi Technology Co., Ltd. canteen selling meal charging system solution

chrispeng December 28, 2021 Retail

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1. System introduction:

The non-contact proximity card microcomputer canteen meal selling system is mainly composed of a computer, printer, network communicator (including software), card issuing machine, cash register, network communication line (including power cord) and non-contact proximity card. The more prominent technical content of this system is mainly manifested in the stability and reliability of the reading and writing technology of non-contact proximity cards and terminal devices (card issuing machines, cash registers, cash dispensers, subsidy machines, etc.). This is due to the company’s The technical background is the original technology of the radio frequency card of Philips of the Netherlands, which is popular in Europe and the United States. These advantages are mainly manifested in the following specific product performance:

1. The technical performance and appearance characteristics of the cash register: The cash register has excellent offline performance. It can not only transmit data in real time online, but also run independently under the conditions of communication interruption or even host damage. It can complete a single card reading and writing card of 10000 Second-rate. The built-in uninterruptible power supply can ensure 8-10 hours of stand-alone offline operation under power failure conditions. The large-screen LED and buzzer visually display operating information. The rustic appearance and soft membrane keyboard can maximize the protection of strong oily smoke and high humidity environments Operational stability;

2. Technical performance of non-contact proximity card: The company uses a readable and writable proximity card in the system, and the proximity card stores data independently, which can completely prevent overdraft consumption. The card core can guarantee the life of 100,000 reads and writes, and the information in the card can be stored for ten years.

3. System software: Based on the WIN98/2000 platform, it is intuitive and convenient, and the data statistics are comprehensive and accurate, so that the read-write proximity card can fully adapt to the actual needs of cashier management.

4. Communication network: The network line adopts four-strand twisted-pair wire and multiple power cords and is enclosed in the PVC slot plate all the way, and the data communication adopts full-duplex mode.

2. Introduction to the implementation plan

This system scheme is formulated according to the characteristics of the user unit and to meet the management requirements. The entire system is composed of the system management center and the canteen restaurant sensor card cash register system connected through the RS485 network cable. The system management center is responsible for card selling and recharging, and other special recharging points can also be set up (a cash machine needs to be installed separately), and the proximity card cash register is responsible for accepting diners to swipe their cards for meals. The system is composed of simple and clear, reasonable collocation, convenient operation, economical and practical.

1. System Management Center

● Task

Mainly responsible for external card selling, recharge, loss reporting, etc., internally responsible for system opening, data collection, downloading parameters, information query, consumption statistics, account summary and report printing.

● Components of equipment

The system management center is composed of a computer (dual hard disk) equipped with management software, a printer, and a card issuing machine. A certain hard disk in the computer is used as backup data.

● Location setting and operation

A system management center (commonly known as “computer management center”) is set up in the canteen restaurant management office (or a special room), and the management center is managed by a full-time system operator. Operators can set up multiple people (log in with their own passwords), and can also set up permissions to restrict the use of certain functions. In order to prevent computer viruses from conflicting with certain software, it is strictly forbidden to install software content that has nothing to do with this system in the computer, otherwise you will be responsible for the consequences!

2. Proximity card cash register system

● Task

The proximity card cash register is mainly responsible for accepting diners to swipe the card to eat, and it can also check the balance of the proximity card.

● Components of equipment

It is composed of several hanging proximity card cash registers and desktop proximity card cash registers (which can be used offline).

● Installation

The switching power supply is installed in a dry, bright and easy-to-operate place in the sales room of the canteen restaurant; the hanging proximity card cash register is fixedly installed on the sales window of the canteen restaurant; the desktop proximity card cash register is installed on the sales counter, without fixed installation. In order to temporarily move, but the sales counter must be equipped with a network cable connection socket and a power socket.

● Operation

The proximity card cash register is operated and used by the salesperson in the canteen and restaurant, and the operator must strictly follow the operating instructions, and must not use sharp objects or brutal operations. If there is a problem with the machine, the management personnel should be notified in time, and it is not allowed to deal with it without authorization.

3. System technical parameters

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