Zero Barcode HATThe Zero Barcode HAT is a robust and compact barcode scanner board based on the Raspberry Pi zero form factor that includes a DE2120 scanner module, buzzer, 1. 14" LCD screen, and a micro USB connector. It is designed to scan 20 distinct barcode symbologies (both 1D and 2D) with an on board camera and image processing to recognize and decode everything from UPC codes to QR codes. The module also has two LEDs: one for lighting and one to project the
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