Sensors are like eyes, ears, and skin for Arduino. They collect information from the real world and turn it into numbers that Arduino can understand and use. Without sensors, Arduino would be like a brain without senses!
Lesson 1: Arduino – The Mini Brain
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Lesson 2: Inputs – Arduino Can Sense!
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Lesson 3: Outputs — Making Arduino “Speak” Back
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Lesson 4: Code to Control
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Lesson 5: Smart Room Ideas
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Lesson 6: Test, Debug, Tweak
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