User guide

9 Altera Corporation
Stratix II Professional Filtering Lab
Table 1 lists the parameters for the NCO_1MHZ block that you
can set in the Parameters tab.
Table 1. NCO_1MHz Compiler - Parameters Tab
Parameter Value
Under Generation Algorithm
Multiplier-Based Select
Under Precisions
Accumulator Precision (in bits) 32
Angular Precision (in bits) 12
Magnitude Precision (in bits) 13
Under Phase Dithering
Implement Phase Dithering Turn on
Dither Level 4
Under Generated Output Frequency Parameters
Clock Rate 100 MHz
Desired Output Frequency 1 MHz