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2. HP 95LX - Wikipedia

   en.wikipedia.org/wiki/HP_95LX

   The device includes a CR2032 lithium coin cell for memory backup when the two AA main batteries run out. For mass storage, HP 95LX has a single PCMCIA slot which can hold a static RAM card with its own CR2025 back-up coin cell.

3. PCMCIA - Wikipedia

   en.wikipedia.org/wiki/PCMCIA

   The Personal Computer Memory Card International Association (PCMCIA) was an industry consortium of computer hardware manufacturers from 1989 to 2009. Starting with the PCMCIA card in 1990 (the name later simplified to PC Card ), it created various standards for peripheral interfaces designed for laptop computers.

4. PC Card - Wikipedia

   en.wikipedia.org/wiki/PC_Card

   Before the introduction of the PCMCIA card, the parallel port was commonly used for portable peripherals. [6] The PCMCIA 1.0 card standard was published by the Personal Computer Memory Card International Association in November 1990 and was soon adopted by more than eighty vendors. [7] [8] It corresponds with the Japanese JEIDA memory card 4.0 ...

5. JEIDA memory card - Wikipedia

   en.wikipedia.org/wiki/JEIDA_memory_card

   Version 2.0 is only mechanically compatible with the Version 1.0 card. Version 1.0 cards fail in devices designed for Version 2.0. Released in 1987. [7] Version 3 is a 68-pin memory card. It is also used in the Neo Geo. [citation needed] Released in 1989 and has variants with 20, 34, 40 and 68 pins. [7] Version 4.0 corresponds with 68-pin ...

6. Static random-access memory - Wikipedia

   en.wikipedia.org/wiki/Static_random-access_memory

   Static random-access memory (static RAM or SRAM) is a type of random-access memory (RAM) that uses latching circuitry (flip-flop) to store each bit. SRAM is volatile memory; data is lost when power is removed. The static qualifier differentiates SRAM from dynamic random-access memory (DRAM):

7. P2 (storage media) - Wikipedia

   en.wikipedia.org/wiki/P2_(storage_media)

   P2 (P2 is a short form for "Professional Plug-In") is a professional digital recording solid-state memory storage media format introduced by Panasonic in 2004. The P2 card is essentially a RAID of Secure Digital (SD) memory cards with an LSI controller tightly packaged in a die-cast PC Card (formerly PCMCIA) enclosure.