USB 2.0 Full Speed Compliant with USB Storage device class specifications Compliant with USB HID device specification Fixed USB full speed mode 480Mbits/s Uses 3 sets Endpoint control, two bulk pipes, and one control pipe USB bus power and self power capability. Low power consumption Internal PLL, only takes 12MHz crystal to provide 48MHz frequency Support Compact Flash (CFI/CFII) card / Microdrive card interface Support Smart Media (SM/XD) card interface Support Multi Media card (MMC-I/MMC-II/RS-MMC) / Secure Digital card (SD) interface Support Memory Stick card (MS) interface Capable of preventing inappropriate card plug-out via the utilization of time out mechanism Support SPI mode interface Support 5 kinds of LED display for USB/CF/SD/SM/MS to indicate operation status Support 16 bits general purpose input and output Available 100 QFP package.