Barcode Scanners: A Comparison of Serial, Keyboard Wedge, and USB Interfaces

(A 4 minute read…) There are various computer models that barcode scanners can be attached to, and it’s important to familiarize yourself with the physical connection types and communication protocols to determine which barcode scanner would be best for you. Serial/RS232 Interface RS232, commonly referred to as serial, is a communication protocol—not a physical connection….

Overview: Serial Barcode Scanner Interfaces

(A 3 minute read…) An Overview of Serial Barcode Scanner Interfaces Connector Options and Standards There are three fundamental ways of connecting your barcode scanner to a computer: serial, keyboard wedge, and USB. Even though a serial interface is the most complicated of the three to configure, it offers the greatest control and flexibility of…

The Connection – The Serial Port: Part II

In our last blog, I discussed the world of the USB connection and a little bit of background on the various types of interfaces you may see. Moving forward, we take a look at one of the early types of connections but one still found commonly on printers and industrial computers, the Serial port. Disclaimer:…