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  2. The best scanner for documents & photos in 2022 - AOL

    www.aol.com/news/best-scanner-documents-photos...

    Alternatively, if you want a scanner and a printer in one, read our guide to best all-in-one printers. ... The best portable scanner overall. Connection: USB (optional Wi-Fi unit) ...

  3. Walmart has a Canon all-in-one printer for $29, and I ... - AOL

    www.aol.com/lifestyle/walmart-canon-one-printer...

    The printer also has basic scan and copy capabilities, the big limitation being the one-sheet-at-a-time flatbed. If you need a machine with a multi-page document feeder, keep looking.

  4. Printer cable - Wikipedia

    en.wikipedia.org/wiki/Printer_cable

    usb Parallel port printers have been slowly phased out, and are now difficult to find for the most part, being considered as an obsolete legacy port on most new computers. Those who have printers and scanners with only parallel port may still be able to connect the devices via the use of USB adapters a.k.a. Parallel-to-USB cable, or use a PCI ...

  5. Legacy port - Wikipedia

    en.wikipedia.org/wiki/Legacy_port

    In computing, a legacy port is a computer port or connector that is considered by some to be fully or partially superseded. [1] The replacement ports usually provide most of the functionality of the legacy ports with higher speeds, more compact design, or plug and play and hot swap capabilities for greater ease of use.

  6. USB - Wikipedia

    en.wikipedia.org/wiki/USB

    For example, a USB-to-parallel-port converter might work well with a printer, but not with a scanner that requires bidirectional use of the data pins. For a product developer, using USB requires the implementation of a complex protocol and implies an "intelligent" controller in the peripheral device.

  7. HP ScanJet - Wikipedia

    en.wikipedia.org/wiki/HP_ScanJet

    This system repurposes the scanner's built-in lamp as a backlight, necessary to scan transparencies on a flatbed. [66] HP replaced the ScanJet 6100c with the ScanJet 6200c in August 1998, [68] [69] which bumped the color depth to 36 bits and added USB connectivity. It was alternatively sold with an ADF built in as the ScanJet 6250c.

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