GENERAL DESCRIPTION
The CS8818 is a single chip USB (Universal Serial Bus) 2.0 Mass storage class peripheral controller intended for use with standard ATAPI devices. The device consists of a USB 2.0 PHY and SIE, FIFO buffers, embedded microprocessor with expanded external program ROM/Flash memory, and ATAPI compatible interface. The CS8818 uses 12MHz crystal to reduce the EMI issue. With flexible 32-bit I/O interface, the CS8818 can be programmed to fit different situations in the USB 2.0 high speed mass storage class applications such as CD-ROM, CD-RW, DVD-R and DVD-RW, etc.