SEN0018

    Digital Infrared motion sensor (SKU:SEN0018)   Contents        1 Introduction 2 Specification 3 Application 4 Pinout 5 Tutorial 5.1 Connection Diagram 5.2 Sample Code 5.3 Result 6 FAQ 7 More Introduction This is a simple to use motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low. Specification   Type: Digital Supply Voltage:3～5V         Current:50μA Working temperature:0 ～＋70 Output level(HIGH):4V Output level(LOW):0.4V Detect angle:110 Degree Detect distance:7 meters Size:28mm×36mm Weight:25g Application    Automatic door Infrared burglar alarm The highway vehicle traffic counter Pinout       NumLabel 1 Digital Signal Out 2 VCC 3 GND Jumper Selection: Repeatable trigger and unrepeatable trig selection. 4 H: Repeatable trigger L: Unrepeatable trigger 5 Potentiometer: To adjust trigger latency from 0.5s to 50s. Tutorial Connection Diagram Motion sensor Connection diagram Sample Code const int buttonPin = 2; const int ledPin = 13; void setup() { pinMode(ledPin, OUTPUT); pinMode(buttonPin, INPUT); } void loop() { if (digitalRead(buttonPin) == HIGH) { digitalWrite(ledPin, HIGH); } else { digitalWrite(ledPin, LOW); } } Result When sensors detect people closed, the light will be lighted. For any question/advice/cool idea to share, please visit DFRobot Forum. Powered By DFRobot © 2008-2016