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What you will learn: How to create a moisture sensor with Scratch and your Pi.

 

Check out the video on what you will be creating.​​

What you will need:

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1. Moisture Sensor

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2. DAC

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3. 5 M/F jumpers

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4. Sense hat on your Pi

 

 

1. VCC to 5V

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2. GND to GND

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3. SIG to a GPIO, we used GPIO 4. 

 

 

Because we are using a Sense Hat, it uses some GPIO's. 

This image shows what GPIO's are open. Also, click on the image to go to the site for more information.

 

 

Video 2

Video 3

Remember:

Long LED into the wire (positive)

 

Short LED into a resistor (negative)

 

 

Video 4

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