Pulsewidth modulation

  • Author or source: Steffan Diedrichsen
  • Type: waveform generation
  • Created: 2002-01-15 21:29:52
Take an upramping sawtooth and its inverse, a downramping sawtooth. Adding these two waves
with a well defined delay between 0 and period (1/f)
results in a square wave with a duty cycle ranging from 0 to 100%.