There exist many different memory cards, including xD cards, that are bought by owners of digital cameras, mobiles and related devices. Among them are the SmartMedia Cards. A smartMedia card is a micro storage card that was introduced in June 1996 by Toshiba. Since then it has remained one of the commonly purchased memory card. Alternatively called an SD card, Smartmedia makes use of Toshiba NAND flash memory technology to store electronic data. It is a very small item measuring 45 mm by 37mm by 0.76mm. This card weighs one point eight grams and is very thin. One special thing about it is its rewritable format.
It however lacks a controller chip and this means that you have to install it personally. Without this chip your cards compatibility is slower. Smartmedia has a twenty-two-pins port and uses both a physical and a logical format. The physical aspect is based on ATA and DOS files while the Logical format relies on DOS-FAT format. There are two types of cards with varied voltages: 3.3 V and 5 V. The 3.3volts card has slots on the right while the 5 volts card has slots on the left. The SM card comes with two adapters that become useful when moving data from the card to a PC or laptop.