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Quartus II Settings File Reference Manual - Altera

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Chapter 4: Analysis & Synthesis Assignments 4–101<br />

MAX7000_FANIN_PER_CELL<br />

MAX7000_FANIN_PER_CELL<br />

Type<br />

Specifies the maximum fan-in per macrocell. Legal integer values, in percentage<br />

terms, range from 20 through 100.<br />

You can use this option to improve the fitting of a design. The Maximum Fan-in Per<br />

Macrocell option allows you to spread routing resources and reduce congestion in a<br />

design.<br />

This option can be used as a project-wide option, or assigned to a design entity.<br />

This option defaults to 100.<br />

Integer<br />

Device Support<br />

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

■ MAX3000A<br />

■ MAX7000A<br />

■ MAX7000AE<br />

■ MAX7000B<br />

■ MAX7000S<br />

Notes<br />

This assignment is included in the Analysis & Synthesis report.<br />

Syntax<br />

set_global_assignment -name MAX7000_FANIN_PER_CELL <br />

set_global_assignment -name MAX7000_FANIN_PER_CELL -entity <br />

<br />

set_instance_assignment -name MAX7000_FANIN_PER_CELL -to -entity<br />

<br />

Example<br />

set_global_assignment -name max7000_fanin_per_cell 20<br />

set_instance_assignment -name max7000_fanin_per_cell 20 -to foo<br />

Default Value<br />

100<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 />

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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