PIO Last modified: Tuesday, November 18, 1997
Short for Programmed Input/Output, a method of transferring data between two devices that uses the computer's main processor as part of the data path. ATA uses PIO and defines the speed of the data transfer in terms of the PIO mode implemented, as shown below: PIO Mode Data Transfer Rate (MBps) Standard 0 3.3 ATA 1 5.2 ATA 2 8.3 ATA 3 11.1 ATA-2 4 16.6 ATA-2
•E-mail this definition to a colleague• For internet.com pages about PIO . Also check out the following links! Programmed I/O (PIO) Modes Provides a table showing the different PIO modes, along with which IDE/ATA standard defines support for them, as well as descriptions of DMA modes and IDE bus mastering, 16-bit and 32-bit access, and block mode. This page is from "The PC Guide."	Data Transfer Rates Disk Drives ATA data transfer rate DMA PLL SOA Give Us Your Feedback Shopping PIO Products Compare Products,Prices and Stores Shop by Category: Wine 2 Store Offers CD and DVD Burners 10 Model Matches