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USB 2.0 To DB25 IEEE-1284 Parallel Printer Cable Adapter [HEXNUT Conne - Sabrent
Bit Banging Through A USB Parallel Port Adapter | Hackaday
Software protection dongle - Wikiwand
54mm ExpressCard Serial Parallel Card - Serial Cards & Adapters | StarTech.com
Software protection dongle - Wikipedia
Will Parallel-port dongle work on USB-to-Parallel Adapter? (3 Solutions!!) - YouTube
KB78623994: ArtiosCAD - What does a licensing dongle look like - KB78623994: ArtiosCAD - What does a licensing dongle look like - wiki.esko.com
parallel port - Is this an old school copy protection device? - Super User
Converting Parallel Port CNCs To USB | Hackaday
Prerequisites
Copy protection dongle
Hi-Speed USB To DB25 Parallel Port Printer Adapter Cable
Usb Rs485 Serial Port Converter Adapter | Converter Interface Rs485 Usb - Ch340 Usb - Aliexpress
