=== Set up Breadboard ===
* # Power from arduino to breadboard:** ##connect positive and negative power buses on proto board** ##run power, "5V" and "GND" from arduino to broadboard.** ## verify that this worked (with multimeter, or LED test).*=== Simple Digital Out ===# Set up LED on external board, check that it works# change Blink program (from Sketchbook->Examples->Digital) to run off of one of the external digital pins# connect the LED to that pin. === Simple Digital In ===
