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Charlieplexed LEDs

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Charlieplexed LEDs
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Control 20 LEDs with five tri-state digital I/O pins. Control the LEDs in this schematic with the included switches. Wire I/O pins in the place of S1-S5 and disregard the circuitry included just before them for real world application of this circuit.

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Charlieplexed LEDs

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TaylorM

2 Circuits

Date Created

9 years, 2 months ago

Last Modified

9 years, 2 months ago

Tags

  • charlieplex
  • led
  • matrix
  • multiplex

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