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Type: Posts; User: PaulStoffregen

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  1. Try connecting 3.3V power to both VIN and the...

    Try connecting 3.3V power to both VIN and the 3.3V pins.

    Also for testing, after you press the button, the orange LED should turn off and the red LED should light. If there is no USB...
  2. Yes, but only if 1 of these 2 conditions is true:...

    Yes, but only if 1 of these 2 conditions is true:

    1: The 3.3V power must turn on very quickly, like a physical switch. It must not have a slow rise time, like the soft start of a switching power...
  3. Every Teensy has an power management feature,...

    Every Teensy has an power management feature, controlled by the On/Off pin. Normally it can't change if you don't use that pin. If you do, pulling that pin low (it's meant for a pushbutton) for 5...
  4. This connection, if the pins really did go to the...

    This connection, if the pins really did go to the same row of 5 pins on the breadboard, will cause the 5V USB power to short to GND.

    18980

    This is the path the large current would likely flow:...
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