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The Express bus can be implemented by SDHC, SDXC and SDUC cards. For legacy application use, SD Express cards must also support High-Speed bus and UHS-I bus. The Express bus re-uses the pin layout of UHS-II cards and reserves the space for additional two pins that may be introduced in the future. [102]
Some memory cards were used for memory expansion in laptops. [13] [14] [15] JEIDA, the Japan Electronic Industry Development Association, began to work on a standard for memory cards in 1985, and developed the JEIDA memory card in 1986. [16]
The SmartMedia format was launched in the summer of 1995 [citation needed] to compete with the MiniCard, CompactFlash, and PC Card formats. [citation needed] Although memory cards are nowadays associated with digital cameras, digital audio players, PDAs, and similar devices, SmartMedia was pitched as a successor to the computer floppy disk.
Since the introduction of SD cards, few companies build MMC slots into their devices (an exception is some mobile devices like the Nokia 9300 communicator in 2004, where the smaller size of the MMC is a benefit), but the slightly thinner, pin-compatible MMCs can be used in almost any device that can use SD cards if the software/firmware on the ...
The rated life of the battery was the only reliability issue. CompactFlash cards that use flash memory, like other flash-memory devices, are rated for a limited number of erase/write cycles for any "block." While NOR flash has higher endurance, ranging from 10,000 to 1,000,000, they have not been adapted for memory card usage.
Eye-Fi was a company based in Mountain View, California, that produced SD memory cards with Wi-Fi capabilities. Using an Eye-Fi card inside a digital camera , one could wirelessly and automatically upload digital photos to a local computer or a mobile device such as a smartphone or tablet computer .
This is a list of digicams that contain a 1/1.7″ CCD sensor or larger, include a fixed lens, and support SDHC memory cards and one or more of the following: SDXC memory cards, [6] raw image format capture, [7] and AA or AAA batteries. [a] These are features that help make an old camera easy to use today.
The Memory Stick Duo was developed in response to Sony's need for a smaller flash memory card for pocket-sized digital cameras, cell phones and the PlayStation Portable (the latter of which supported the Memory Stick PRO Duo variant).