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...Programming the arduino small blue board in front of you is called an a device microcontroller this allows it to control any devices that will connect lights switches wires etc and make them do anything want these exercises teach how by they start off with very easy making led blink eventually build up game can play which demonstrate dna splicing ask one our team case need help or have questions about exercise should already be plugged into computer for setup specific text editor open throughout using leds resistor button involves x first circuit components use are shown on right set yourselves now go file examples basics code load below all grey comments doesn t actually so safely ignored ll notice program split two main parts loop runs once at beginning while repeatedly after does enable pin output let turn part makes digitalwrite command high voltage turns low delay nothing number milliseconds specified here second re satisfied understand works upload press near top left few seconds...