whistle Key Finder with PIC Microcontroller

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SPICE simulation of a whistle key finder with microcontroller. When the piezo detects a whistle the microcontroller triggers the beeper, the whistle must have a frequency of about 2khz.

  • Free
  • Intermediate
  • 11-20
  • Proteus
  • 7+
  • Yes
  • 1khz input nothing happens 3khz input nothing happens 2khz input the PIC triggers the beeper


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