a next generation implementation of the DMA protocol for transferring data between a hard disk drive through the computer's data paths (the bus) to the computer's random access memory (RAM) without passing through the processor
Version of ATA that supports data transfer rates up to 33MBps. Also known as Ultra-ATA.
An extension to the ATA interface (IDE) that effectively doubles the top data transfer speed of IDE from 16.6MBytes/second up to 33 MBytes/second. Also...
Ultra Direct Memory Access, also known as Ultra DMA/33 and Ultra ATA-33