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Quartus II Settings File Reference Manual - Altera

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Chapter 6: Fitter Assignments 6–337<br />

STRATIX<strong>II</strong>_TERMINATION<br />

STRATIX<strong>II</strong>_TERMINATION<br />

Type<br />

Allows the Compiler to configure the on-chip termination (OCT) and impedance<br />

matching for an I/O pin. OCT helps to prevent signal reflections and maintain signal<br />

integrity. This option is ignored if it is applied to anything other than an I/O pin.<br />

Enumeration<br />

■ Differential<br />

■ Off<br />

Device Support<br />

■ Parallel 50 Ohms with Calibration<br />

■ Series 25 Ohms with Calibration<br />

■ Series 25 Ohms without Calibration<br />

■ Series 50 Ohms with Calibration<br />

■ Series 50 Ohms without Calibration<br />

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

■ Arria GX<br />

■ HardCopy <strong>II</strong><br />

■ Stratix <strong>II</strong><br />

■ Stratix <strong>II</strong> GX<br />

Notes<br />

This assignment supports wildcards.<br />

Syntax<br />

set_instance_assignment -name STRATIX<strong>II</strong>_TERMINATION -to -entity<br />

<br />

Old Names<br />

This variable also has the following name(s) in some earlier versions of the <strong>Quartus</strong> <strong>II</strong><br />

software:<br />

Termination -- Stratix <strong>II</strong>/Stratix <strong>II</strong> GX/HardCopy <strong>II</strong><br />

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

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

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