BS ISO IEC 15420 pdf – Information technology — Automatic identification and data capture techniques — EAN/UPC bar code symbology specification 1Scope This International Standard specifies the requirements for the bar code symbology known as EANUPC. Itspecifies EAN/UPC symbology characteristics, data character encodation, dimensions, tolerances, decodingalgorithms and parameters to be defined by applications. It specifies the Symbology ldentifier prefix stringsfor...