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====== LDR ===== | ====== LDR ===== | ||
- | LDR siginifie | + | LDR stands for **Light Dependent Resistor**. |
- | ===== Câblage ===== | + | It's a resistor whose value will vary according to the intensity of the light it receives. |
- | Pour la relier à une entrée **analogique** d'un arduino, il faut l' | + | ===== Cabling ===== |
- | {{composants: | + | To connect it to an **analog** input on an arduino, it must be connected to a high value resistor (typically 100K Ohms). |
- | La valeur lue sera typiquement entre 750 et 1023 pour une forte intensité lumineuse et inférieure à 100 pour une pièce plongée dans l' | + | The value read will range between |
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+ | ---- | ||
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+ | {{composants: |