DZ292 Laser Receiver Module (DZ292) [S035]

DZ292 Laser Receiver Module (DZ292) [S035]

https://www.youtube.com/watch?v=iPmirgi-yPs

* GitHub : https://github.com/rdiot/rdiot-s035.git

* Specs

PCB size:1.52*2.22cm

work voltage:5V

Output:

output high level when receive laser signal;

output low level when not receive laser signal.

* Contents

- Key Code

#include <Wire.h> 

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,20,4);  // LCD2004

int laserPin = 2; // Laser

int laserRcvPin = 7; // Laser Receiver

void setup()

{

  lcd.init();  // initialize the lcd 

  lcd.backlight();

  lcd.print("start LCD2004");

  pinMode(laserPin,OUTPUT);

  pinMode(laserRcvPin,INPUT);

  digitalWrite(laserPin, HIGH);

  delay(1000);

  lcd.clear();

}

void loop()

{ 

  lcd.setCursor(0,0);

  lcd.print("S035:DZ292 LaserRCV");

  int rcv = digitalRead(laserRcvPin);

  lcd.setCursor(0,2);

  lcd.print("laser value=" + (String)rcv);

  if(rcv == 1)

  {

    lcd.setCursor(0,3);

    lcd.print("laser detected");

  }

  else

  {  

    lcd.setCursor(0,3);

    lcd.print("                    ");

  }

}