int lightRaw = analogRead(photoPin); //读取光敏电阻输出值 Serial.println(lightRaw); //打印输出值0-1023 int light = map(lightRaw, 1023, 0, 10, 0); //转换模拟值0-1023到0-10 if (light < 5) { //假如输出值少于5 digitalWrite(ledPin, HIGH); //输出高电平给LED灯引脚 } else { digi...
In this tutorial, we will learn how to interface BH1750 light sensor with Arduino Uno. Have you ever wondered how your mobile phone screen automatically adjusts its screen light? If yes, then your curiosity will end today. Because, in this tutorial, we will use one such sensor that is ...
In this section, we introduce a new sensor to simulate a knob-adjustable light to achieve a stepless brightness adjustments. Task Navigation 1. What is an analog input sensor? 2. What is an analog signal? 3. What is mapping? 4. Make a knob adjustable light. Key Points Analysis 1. Analo...
dust sensor 灰尘传感器 humidity and temperature sensor 适度和温度传感器 运动物理类: accelerometer 陀螺仪(加速度角度传感器) flex Sensor 弯曲传感器 pressure sensor 压力传感器 Vibration sensor 震动传感器 distant sensor 距离传感器 光...
http://www.arduino.cc/en/Tutorial/AnalogInput */ int sensorPin = A0; // select the input pin for the potentiometer int ledPin = 13; // select the pin for the LED int sensorValue = 0; // variable to store the value coming from the sensor ...
【Arduino触摸传感器教程 Touch Sensor with Arduino Tutorial】 图一:由Bing Image生成的照片 什么是触摸传感器touch sensor? 触摸传感器的英文是touch sensor。 它有如下特点: a) 可用来代替传统按键。 b) 提供了一个触摸感应区域。当未被触碰时,传感器的信号引脚,signal pin,会输出低电平。当可导电物体,比如手指...
Getting Started With Lilygo T-Display S3 Long In this video tutorial, I am sharing how to get started with T-Display S3 Long using the example files. https://youtu.be/k5n-MksjCzE 1 10月 2024 Interfacing a Soil Moisture Sensor with Arduino Nano rachna34 In this article, we'll ex...
I would love to know what projects you plan on building (or have already built) with these sensors. If you have any questions, suggestions, or if you think that things are missing in this tutorial,please leave a comment below. This work is licensed under aCreative Commons Attribution-NonCom...
In this tutorial, we will not try to control any large appliances for the sake of simplicity. We will stick to LEDs that you can connect directly to the Arduino. Just pretend that the LED is an appliance! The first step: Install The Arduino IDE:The Arduino IDE is an app that you can...
https://www.arduino.cc/en/Tutorial/BuiltInExamples/Calibration */ (3)全局变量及设置函数 // These constants won't change: 这些常量不会发生变化 const int sensorPin = A0; // pin that the sensor is attached to const int ledPin = 9; // pin that the LED is attached to ...