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58mm vs 80mm receipt printer: the width decides the ticket

58mm vs 80mm receipt printer: the width decides the ticket

06:43, 04 10 2026

Characters per line, roll capacity, cutter and paper cost per ticket: how to choose a 58mm or 80mm thermal receipt printer by business type.

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RS232 barcode scanner module: an engineer's cheat-sheet to the interface labels

RS232 barcode scanner module: an engineer's cheat-sheet to the interface labels

06:43, 04 10 2026

An rs232 barcode scanner module reference: what USB HID, Virtual COM, TTL232, I2C and SPI really mean - levels, drivers, data frames, ordering checks.

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How to connect to a Bluetooth ring barcode scanner?

How to connect to a Bluetooth ring barcode scanner?

17:15, 29 06 2026

Please watch the video.https://youtube.com/shorts/lv_jb-YHpVg

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LATEST NEWS

Where to Get a Free Scan Engine or Barcode Scanner Module

Where to Get a Free Scan Engine or Barcode Scanner Module

Oct 19, 2026

How to Choose a Bar Code Scanner for Supermarket Use

How to Choose a Bar Code Scanner for Supermarket Use

Sep 17, 2026

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Wearable Ring Scanners Fixed-Mount Barcode Scanners Desktop Barcode Scanners Handheld Barcode Scanners 2D Barcode Scan Engines Rugged PDAs & POS Terminals Industrial Intelligence Receipt & Label Printers POS Cash Registers UHF RFID Readers

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