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How do you interface with a barcode scanner or credit card terminal?
by retube 16y ago
How do you interface with a barcode scanner or credit card terminal?
- VMG 16y agoAFAIK barcode scanners use the keyboard interface, meaning scanning a code just sends some keystrokes to the PC.
- chopsueyar 16y agoSometimes referred to as a "wedge" for a PS/2 keyboard port. USB models can "emulate" a keyboard.