Baymax

Required Components:

• HC-SR04 (Ultrasonic Sensor, 1)
• LED (4)
• Breadboard (1)
• Arduino Leonardo (1)
• Push buttons (2)
• Male to Female wires (50)
• Male to Male wires (20)
• Female to Female wires (20)
• USB-A to Micro-USB wire (1)

Circuit diagaram:

HC-SR05:
        VCC - 5V Breadboard
        Trig & Echo - D7
        GND - GND Breadboard

Button 1 (Toggles Busy and Available mode):
        Terminal 1 - 5V Breadboard
        Terminal 2 - D2

Button 2 (Toggles Distance Measurement mode):
        Terminal 1 - 5V Breadboard
        Terminal 2 - D3

Music Mode LED:
        GND - GND Breadboard
        5V - D9

Busy LED:
        GND - GND Breadboard
        5V - D13

Available LED:
        GND - GND Breadboard
        5V - D12

Ultrasonic Mode LED:
        GND - GND Breadboard
        5V - D10

Breadboard:
        5V line - Arduino 5V
        GND line - Arduino GND