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an audio input switch box project with arduino uno, cd4052b multiplexer and pcd8544 lcd display

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ozgend/audio-input-switch

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axi - audio input switch with arduino

an audio input switch box project with arduino uno, cd4052b multiplexer and pcd8544 lcd display.

parts used

  • arduino uno
  • pcd8544 / nokia 5110 lcd
  • cd4052b 4x1 multiplexer
  • npn transistor (x2)
  • 1k res (x2)
  • button (x4)
  • 3.5 mm input jack (x5)

todo

  • add bt v5.0 audio gateway

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an audio input switch box project with arduino uno, cd4052b multiplexer and pcd8544 lcd display

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