PT550 光敏二极管光线传感器

1 概述

PT550 环保型光敏二极管的光线传感器，用来对环境光线的强度进行检测

• 模拟输出电压：0 - 5V
• 适用电源电压：3 - 5V

2 示例代码

void setup()
{
  Serial.begin(9600); // open serial port, set the baud rate to 9600 bps
}
void loop()
{
      int val;
      val = analogRead(2);   //connect grayscale sensor to Analog 2
      Serial.println(val,DEC);//print the value to serial        
      delay(100);
}

3 参考

• http://www.dfrobot.com/image/data/DFR0026/XYC-PT5I850AC-A4xls.pdf
• http://wiki.dfrobot.com.cn/index.php/(SKU:DFR0026)%E6%A8%A1%E6%8B%9F%E7%8E%AF%E5%A2%83%E5%85%89%E7%BA%BF%E4%BC%A0%E6%84%9F%E5%99%A8