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Sensor-Activated Cooling System
Using a temperature sensor to control separate heating and cooling functions
Using a temperature sensor to control separate heating and cooling functions
Challenge: Make a greenhouse temperature control system that will automatically turn a heater and exhaust fan on and off to keep an ideal temperature for your plants.
Challenge: Make a greenhouse temperature control system that will automatically turn a heater and exhaust fan on and off to keep an ideal temperature for your plants.
Use this slideshow to present the content to your students, or click here to access it directly in Google Drive.
The speaker notes below each slide include the Arduino code, as well as other tips along the way.
After every few slides there is a video that covers their information.
If you prefer to simply follow the videos, they are posted below.
Greenhouse Challenge Setup
Greenhouse Challenge Setup
GreenhouseSetupVid.mp4LCD Display
LCD Display
GreenhouseLCD.mp4Sensing Temp & Updating LCD Display
Sensing Temp & Updating LCD Display
GreenhouseTempSensor.mp4Create a readTemp() Function
Create a readTemp() Function
GreenhouseTempFunction.mp4Wire & Test Relay-Controlled Heater & Fan
Wire & Test Relay-Controlled Heater & Fan
GreenhouseOutputWiring.mp4Relay-Controlled Heating & Cooling Code
Relay-Controlled Heating & Cooling Code
GreenhouseCode.mp4Maybe instead of an on/off exhaust fan, you want to run variable speed based on the temperature. A motor shield will help you do this...
Maybe instead of an on/off exhaust fan, you want to run variable speed based on the temperature. A motor shield will help you do this...
Variable Speed Fan w/ Motor Shield - Wiring
Variable Speed Fan w/ Motor Shield - Wiring
MotorShieldHeaders.mp4Variable Speed Fan w/ Motor Shield - Coding & Testing
Variable Speed Fan w/ Motor Shield - Coding & Testing
MotorShieldTest.mp4Variable Speed Fan Coding
Variable Speed Fan Coding
GreenhouseVariableExhaust.mp4Page updated
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