Card reader

External USB multicard reader for memory cards SD / MMC , MS / MS Pro, CF I / II, xD / SM

Card reader ( Eng. Card reader , also writing options are used card reader , card reader , card reader , etc. ^[1] ) - a device for reading memory cards , as well as other electronic cards for various purposes. In particular, smart cards and flash cards .

The most common are:

• universal card readers for flash-based storage devices, often containing several different connectors and connected via USB to a general-purpose computer. There are external (in the form of a separate device) and internal (in the form of a module installed in the 3.5 "system unit compartment). USB card readers usually implement the standard class of USB Mass Storage Device ^[2] , drivers for which are included in most operating systems.
• specialized smart card readers connected to equipment using the appropriate type of card. For example, an ATM card reader ( EMV ), a card reader in ACKP and subway checkpoints.

According to the principle of the card reader, there are:

• Traditional, with electrical connection pins . Provide the highest speed data exchange. Currently used as computer memory devices along with hard drives .
• Magnetic, having a magnetic head for reading strips on magnetic cards . Cards for this type of device have long been distinguished by the lowest cost of production, and therefore such systems are widely used.
• Electronic contactless (NFC).

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  Built-in 3.5 "-chart multicard reader memory cards ( USB 2.0 , T-Flash (microSD), SD / MMC , XD , CF / CF II , MS / MS Duo )

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  Card reader in the form factor of a USB flash drive for memory cards

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  PCMCIA Smart Card Reader

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  Compact USB Smart Card Reader

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  RS-232 card reader ( DE-9 connector) for smart cards