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Putting a print engine inside a kiosk, vending or payment terminal: head duty cycle, paper path, ESC/POS command gaps, status polling and cutter life.
Detailed
Design restaurant printing that survives a rush: kitchen printer placement, network topology, IP discipline, ticket policy and alarms.
Detailed
Barcode scan engine testing: build a code deck, log first-read rate and time to read, read ISO 15415 grades and set acceptance criteria.
Detailed