How to use this simulator:

  1. Press the power button for the desired connections. For example, for USB-only, press the power button near the USB connector.
  2. Enter a voltage for the enabled supplies.
  3. Use “Reset” to start over.

The voltage at the other pins will be calculated.

Note: This simulator does not take into account current loading.

Examples

  1. Enter 12.0 volts for the Barrel Jack. Watch what happens to Vin, 5V and 3.3V.
  2. Enter 5.0 volts for the Barrel Jack. Watch what happens to Vin, 5V and 3.3V.

Vusb:

Barrel Jack:


3V3:

5V:

Vin:

NOTE: The voltage simulator should be considered Alpha quality. Please provide feedback, suggestions, or questions as comments.

Author

Fan of making things beep, blink and fly. Created AddOhms. Stream on Twitch. Video Host on element14 Presents and writing for Hackster.IO. Call sign KN6FGY.

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