Xilinx Frequency Generator manual

Page 1

Frequency Generator

for

Spartan-3E Starter Kit

Ken Chapman

Xilinx Ltd

18th July 2006

With special thanks to

Peter Alfke and Alireza Kaviani.

Rev.1

Image 1 Contents
Frequency Generator Limitations Design Overview Double click on ‘installfrequencygenerator.bat’Edit digit value mode Edit cursor position modeOperating Instructions MAP report PicoBlaze Design SizeFpga Editor view Design Files ×16 Direct Digital Synthesis DDS Circuit DiagramOn the LCD PicoBlaze Circuit DiagramPhase Accumulator Waveforms 12.5MHz Harmonic Fundamental 12.4125MHz Fundamental Phase Accumulator SpectrumFinal Output Waveforms Phase Accumulator12.5MHz Fundamental 12.4125MHz Fundamental ±1.3MHz Final Output SpectrumSetting DCM Frequency Aligned Mode Exercises, Experiments and Suggestions