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  1. Photoresistor - Wikipedia

    A photoresistor (also known as a light-dependent resistor, LDR, or photo-conductive cell) is a passive component that decreases in resistance as a result of increasing illuminance (light) on …

  2. LDR、MOV和STR指令详解 - CSDN博客

    Apr 19, 2025 · ARM 汇编中的LDR、MOV和STR是三个最基础也最常用的指令,它们分别用于数据加载、数据移动和数据存储操作。 理解这三个指令的区别和正确用法对掌握ARM架构编程至 …

  3. LDR - Light Dependent Resistor | Working, Types, Application

    Nov 27, 2025 · An LDR (Light Dependent Resistor) is a passive component that changes its resistance with the intensity of light. It decreases resistance as light intensity increases.

  4. Light Dependent Resistor: A Comprehensive Guide - Electrical4U

    Jun 18, 2023 · A light-dependent resistor (LDR) is a passive component that changes its resistance based on light intensity. Also known as photoresistors, photocells, or …

  5. Photoresistor / Light Dependent Resistor (LDR) Circuit Explained

    Feb 5, 2025 · A Light Dependent Resistor (LDR), also known as a photoresistor, is a type of passive electronic component that changes its resistance based on the intensity of light falling …

  6. What is LDR? A Complete Guide to Light Dependent Resistors

    Apr 14, 2025 · The Light Dependent Resistor (LDR) is a light-sensitive variable resistor whose resistance changes with light intensity. This guide explains its working principle, key …

  7. 光敏电阻_百度百科

    光敏电阻(photoresistor orlight-dependent resistor,后者缩写为LDR)是一种基于内光电效应的半导体元件,它的阻值依赖于入射光强的变化。

  8. What Is an LDR and How It Works in Electronics

    A Light Dependent Resistor, or LDR, is a special component that reacts to light by changing its resistance. The more light it receives, the lower its resistance becomes. This simple yet …

  9. LDR Sensor Guide for Beginners: Meaning, Types, and Applications

    Jun 11, 2025 · An LDR sensor, or Light Dependent Resistor, is a light‑sensitive device that changes its electrical resistance based on how much light hits it. When light shines on it, its …

  10. LDR (Photoresistor) Pinout, Working, Applications & Datasheet

    Nov 23, 2020 · The Light Dependent Resistor (LDR) or also popularly known as Photoresistor is just another special type of Resistor and hence has no polarity so they can be connected in …