1. Introduction This Bridge Board is a converter solution for the Serial ATA Device. It has a standard 22 pin SATA port which can interface to a Serial ATA device (hard disk, CDROM, DVD, CD-RW, etc). It accepts Parallel ATA (IDE) commands through the 40 pin IDE connector from the host, decodes the commands and converts them to Serial ATA commands to the device. Response from the device through the SATA bus are deciphered, processed and converted to parallel ATA protocol and sent to the host.