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Utopia 3.0: Power Cycling Controller Board, Allan Chan
Utopia 3.0: Power Cycling Controller Board, Allan Chan
Computer Engineering
The Universal Test & Observation Power Interface Adapter (UTOPIA) is a device used for hard drive testing by Western Digital. Utopia is designed to provide an interface to communicate with a hard drive and perform power cycling functions on a hard drive.
The purpose of this project is to develop a prototype that retains the features of the previous Utopia boards while including two new features to be used in the next design: voltage margining and improved Serial Input/Output (SIO) drive control.
This document describes the design of version 3.0 of UTOPIA starting with component selection, schematic design and, PCB …