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    7.5. Make the Gadget

    This build has several finicky steps. Look at the breadboard view (Figure 7-2) to see how it all fits together.

    7.5.1. Parts

    1. Arduino

    2. Ethernet shield

    3. Breadboard

    4. DHT-22 sensor

    5. 4Char display

    6. 4.7K resistor

    7. Red and black jumper wires


      

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