SEN0177 Datasheet SEN0177 | P4-P6

Tutorial

ConnectionDiagram

If you have an IO expansion shield, you can simply insert the PM2.5 sensor adapter onto it, and

you can use the serial to monitor the data.

pm2.5 laser dust

If you have no IO expansion shield, you can follow the wiring diagram to do wiring.

pm2.5 laser dust connecting uno

SampleCode

NOTE: This code can only be verified in ArduinoIDE 1.6.x or above.

//******************************

//*Abstract: Read value of PM1,PM2.5 and PM10 of air quality

//*Version：V3.1

//*Author：Zuyang @ HUST

//*Modified by Cain for Arduino Hardware Serial port compatib

ility

//*Date：March.25.2016

//******************************

#include <Arduino.h>

#define LENG 31 //0x42 + 31 bytes equal to 32 bytes

unsigned char buf[LENG];

int PM01Value=0; //define PM1.0 value of the air dete

ctor module

int PM2_5Value=0; //define PM2.5 value of the air dete

ctor module

int PM10Value=0; //define PM10 value of the air detect

or module

void setup()

{

Serial.begin(9600); //use serial0

Serial.setTimeout(1500); //set the Timeout to 1500ms, lon

ger than the data transmission periodic time of the sensor

}

void loop()

{

if(Serial.find(0x42)){ //start to read when detect 0x42

Serial.readBytes(buf,LENG);

if(buf[0] == 0x4d){

if(checkValue(buf,LENG)){

PM01Value=transmitPM01(buf); //count PM1.0 value of th

e air detector module

PM2_5Value=transmitPM2_5(buf);//count PM2.5 value of t

he air detector module

PM10Value=transmitPM10(buf);

/count PM10 value of the

air detector module

}

static unsigned long OledTimer=millis();

if (millis() - OledTimer >=1000)

{

OledTimer=millis();

Serial.print("PM1.0: ");

Serial.print(PM01Value);

Serial.println(" ug/m3");

Serial.print("PM2.5: ");

Serial.print(PM2_5Value);

Serial.println(" ug/m3");

Serial.print("PM1 0: ");

Serial.print(PM10Value);

Serial.println(" ug/m3");

Serial.println();

}

P1-P3 P4-P6 P7-P9 P10-P10

SEN0177

Mfr. #:

Buy SEN0177

Manufacturer:

DFRobot

Description:

Multiple Function Sensor Development Tools PM2.5 Sensor Module Laser Sensing

Lifecycle:

New from this manufacturer.

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