USB current meter


In-line current meter for developing USB-powered development and debugging.  Displays how much current is drawn by whatever circuit you are powering.  As the USB data lines are connected through without interference, the downstream device is unaware of it.


  • > 800mA measurement range
  • Resolution < 5mA
  • Measurement error : < 5%
  • Warning LED switches on at 400mA

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