Can a barcode scanner scan the product for true or false?

Can a two-dimensional scanning gun sweep out the price and product production address, and distinguish true and false products? I believe many of my friends will ask questions like this. In fact, most users have always had a misunderstanding about the use of barcode scanners. They mistakenly believe that barcode scanners can distinguish the authenticity of products. After scanning barcodes, they can immediately see the price of the product. Production of production and other related information. Nowadays, various mobile phone scanning softwares have appeared on the market, which can scan out the Chinese information of the products. However, barcode scanners cannot be used. The following is a detailed explanation for everyone. I hope everyone can have a correct understanding of barcode scanners.

First of all, let us explain, can the bar code scanner distinguish the authenticity of the product? In fact, the bar code scanner can not directly distinguish the authenticity of the product. The bar code scanner plays the role of reading the bar code information, but has no other effect. The authenticity of a general product can be queried by the serial number of the product, perhaps you can try this method.

Next, the second question, can the 2D scanner be able to sweep out the price and product production address? Whether it is a one-dimensional scanning gun or a two-dimensional scanning gun, the barcode scanner can only recognize the information contained in the barcode, which is generally a string of numbers, so it is impossible to directly see the price and production address of the product. Because the QR code is special, it can contain Chinese. If the QR code contains Chinese information about the price and production address of the product, can you scan it out and see what interface your QR code scanner uses? For example, Honeywell Honeywell 1900ghd two-dimensional scanner can scan Chinese, but you need to set the interface, because only the serial port can read Chinese information, all brands of 2D scanners. So you can try to convert your barcode scanner into serial scan mode. If the QR code does not contain Chinese information about the price and production address of the product, then you will scan it out with a QR code scanner and it will be just a string of numbers like a one-dimensional barcode.

Perhaps you will be surprised that many supermarkets' cash register equipment can scan out the price information of the product. Why can't my barcode scanner not work? This is because the relevant invoicing software has been used in the supermarket. The price and production origin of all products have been stored in the database, so the cashier can display the product directly in the software after scanning the product barcode. price. Although some 2D scanners can sweep out Chinese, if the scanner interface is wrong, it is still impossible to scan out the price and product production address.

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