![]() ![]() It is necessary to consider the recommendation of verifying the parameters of our device, which identify the CLASS and communication PROTOCOL as follows: Intf. I implemented the following circuit: Bar Code Scanner + Arduino Host shield code In the world industry, a lot of products are identified by bar codes, is one of the most effective methods to identify products, papers, stickers, among many other things, is for this reason that implementing a system for reading bar codes independent of a computer allows greater flexibility to these devices, is why I wanted to bring this little test that will allow many projects related to bar codes, be more flexible and portable. ![]()
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