Hi there, I am a new user. I have had my arduino for a couple of weeks now and I have completed some of the tutorials. Everything good so far. Lately I have been experimenting with motor control and H-bridges. I have the Duemillenova with automatic power selection (no jumper). When I use the Vin …

USB Serial connection and external power

bill2009 December 29, 2009, 1:42pm 2

You ca. Use your usb serial safely with external power attached.

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