存储卡格式（Memory card format）.doc

存储卡格式(Memory card format)
Memory card format
Memory card type: flash card (Flash Card) (Flash Memory) is the use of flash memory technology to the storage of electronic information, commonly used in digital cameras, puter, MP3 as the storage medium and small digital products, so it is small, like a card, so called flash memory card. According to different manufacturers and different applications, flash card about SmartMedia (SM), Compact Flash (CF), MultiMediaCard (MMC), Secure Digital (SD card), Memory Stick (memory stick), XD-Picture Card (XD) and micro hard disk (MICRODRIVE) flash memory card, although the appearance of these different specifications, but the original is the same. Use the mobile phone memory card MMC card, RS-MMC card, SD card, mini SD card, T-Flash card, Sony Memory Stick, CF card.
Access speed: access speed refers to the speed of data transmission when the flash card is written or read data. Different types of flash cards have different interface specifications, and their natural access speed is different. Even the same type of memory card is also affected by the manufacturing level of each manufacturer, the card reader, and even the host performance and other factors, and also shows different access speed in practice. The same card can be used for different cameras, and may also show the speed difference, which is affected by the difference of the inte