Barcode scanner application industry in supermarkets, clothing stores, restaurants, bookstores and other places, the use of scanners is very extensive, barcode scanners can be connected to the computer, how to connect the scanner ? how to use? Today, Xiaobian is simple to introduce to everyone.
How to connect the scanner to the computer , how to connect: 1) USB interface: generally plug and play, one connected to the scanner, one end to the USB port on the computer 2) keyboard interface: Y-type cable: one end to the computer keyboard port, One end is connected to the keyboard; there is a head connected to the scanner 3) Serial port: one end is connected to the computer serial port, and one end is connected to the scanner. Note: The serial port generally needs an external power supply, and the keyboard port and USB port can provide 5V power.
The most basic is the barcode function of the product barcode (that is, the one-dimensional code). Take a product with a barcode on the package. Click the Scan button, and after the scan window appears, align the frame with the barcode. Then click the Start Scan button to scan. This is done to save power. Many scanning software scans as soon as it comes up. In fact, the operation of scanning is very power-consuming. Adding this button can control the beginning and end of the real scan and save power. There is also the line in the scan box. Other scanning software is only decorative. We have meaning here: green means the system is idle, red means busy, that is, scanning. There is also a message at the bottom. If the scan is not successful, please adjust the distance between the phone and the item. Note that the mobile phone scans the one-dimensional code, you must have the auto focus function, so HTC TATOO will not work.
The above is how the scanner connects to the computer . Do you understand? There are many types of scanners, and each type of scanner is used differently. You can operate according to the actual situation.
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