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Quartus II Settings File Reference Manual - Altera

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4–56 Chapter 4: Analysis & Synthesis Assignments<br />

DQS_DELAY<br />

DQS_DELAY<br />

Type<br />

Increases the propagation delay from a DQS I/O pin to the interior of the device. This<br />

option is used to center-align the DQS signal to the DQ data signals and should be<br />

selected to ensure the desired setup and hold margins across process, voltage, and<br />

temperature ranges.<br />

Time<br />

Device Support<br />

This setting can be used in projects targeting the following device families:<br />

■ Cyclone<br />

■ Cyclone <strong>II</strong>I<br />

■ Cyclone <strong>II</strong>I LS<br />

■ Cyclone IV E<br />

■ Cyclone IV GX<br />

Syntax<br />

set_instance_assignment -name DQS_DELAY -to -entity <br />

<br />

<strong>Quartus</strong> <strong>Settings</strong> <strong>File</strong> June 2012 <strong>Altera</strong> Corporation<br />

<strong>Reference</strong> <strong>Manual</strong>

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