IOT: iPhone Controlled Mini Fan
Step 1: Materials iPhone Mac with xcode RFduino RFduino Battery Shield RFduino USB Shield Batteries Wires TIP120 2.2kOhm resistor Diode DC Motor Fan blade for DC Motor Step 2: Circuitry Setup the circuitry as shown in the diagram. (If the servo is small enough, we could draw power from the RFduino instead.) Step 3: RFduino …