I am currently working on a project which requires me to scan a barcode, and depending on the barcode that is scanned, a certain output on my arduino will go high. My project requires 3 barcodes, so 3 outputs is all I need. I am using a QuantumT MS3850 barcode scanner, attached to a USB Host Shield …

Trouble with coding to make output go high for certain barcode being scanned

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