Smart Health Care Monitoring System Based on IoT

This project includes hardware which will measure blood pressure, heart rate, ECG & temperature, and send to Android application & Firebase.

AdvancedFull instructions providedOver 8 days16,436
Smart Health Care Monitoring System Based on IoT

Things used in this project

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Schematics

Block Diagram

Code

Arduino Code

Arduino
#define USE_ARDUINO_INTERRUPTS true 
#include <PulseSensorPlayground.h>    
#include <SoftwareSerial.h>

SoftwareSerial mySerial(10, 11); // RX, TX
const int PulseWire = 0;
int tempPin = 1;
int ECGPin = 2;
String incomingByte;
int value;
int myBPM =0;
int finalBPM ;
float volts=0.0;
float cel =0;
String stringTemp;
String stringBPM;
bool is_data_send=false;
bool ISBP=false;
bool ISECG=false;
bool ISHR=false;
bool IStemp=false;
const int LED13 = 13;          
int Threshold = 550;
String data="";

                               
PulseSensorPlayground pulseSensor; 


void setup() {   

Serial.begin(38400);
Serial.println("Enter AT commands:");
mySerial.begin(38400);
  
  pulseSensor.analogInput(PulseWire);   
  pulseSensor.blinkOnPulse(LED13);    
  pulseSensor.setThreshold(Threshold);   

 
   if (pulseSensor.begin()) {
    Serial.println("We created a pulseSensor Object !");  
  }
}



void loop() {

if (mySerial.available()) {  
  
    incomingByte = mySerial.read();
    Serial.println(incomingByte);
    
    if(incomingByte=="49")
    {ISECG=false;ISBP=false;ISHR=false;IStemp=true;is_data_send=true;}
    else if(incomingByte=="50")
    {ISECG=false;ISBP=false;ISHR=true;IStemp=false;is_data_send=true;}
    else if(incomingByte=="51")
    {ISECG=false;ISBP=false;ISHR=true;IStemp=true;is_data_send=true;}
    else if(incomingByte=="52")
    {ISECG=false;ISBP=true;ISHR=false;IStemp=false;is_data_send=true;}
    else if(incomingByte=="53")
    {ISECG=false;ISBP=true;ISHR=false;IStemp=true;is_data_send=true;}
    else if(incomingByte=="54")
    {ISECG=false;ISBP=true;ISHR=true;IStemp=false;is_data_send=true;}
    else if(incomingByte=="55")
    {ISECG=false;ISBP=true;ISHR=true;IStemp=true;is_data_send=true;}
    else if(incomingByte=="56")
    {ISECG=true;ISBP=false;ISHR=false;IStemp=false;is_data_send=true;}
    else if(incomingByte=="57")
    {ISECG=true;ISBP=false;ISHR=false;IStemp=true;is_data_send=true;}
    else if(incomingByte=="65")
    {ISECG=true;ISBP=false;ISHR=true;IStemp=false;is_data_send=true;}
    else if(incomingByte=="66")
    {ISECG=true;ISBP=false;ISHR=true;IStemp=true;is_data_send=true;}
    else if(incomingByte=="67")
    {ISECG=true;ISBP=true;ISHR=false;IStemp=false;is_data_send=true;}
    else if(incomingByte=="68")
    {ISECG=true;ISBP=true;ISHR=false;IStemp=true;is_data_send=true;}
     else if(incomingByte=="69")
    {ISECG=true;ISBP=true;ISHR=true;IStemp=false;is_data_send=true;}
     else if(incomingByte=="70")
    {ISECG=true;ISBP=true;ISHR=true;IStemp=true;is_data_send=true;}
    
}
//Getting Values from Sensors
if(is_data_send)
{
  int counter=0;
  if(IStemp||ISHR){
  while(counter<10){
  if(IStemp){
    value=analogRead(tempPin);
    volts=(value/1024.0)*5.0;      //conversion to volts
    cel = cel+(volts*100.0);
  }
  if(ISHR){
    if (pulseSensor.sawStartOfBeat()) { 
   myBPM = myBPM+pulseSensor.getBeatsPerMinute();
}
      }
  
    counter=counter+1;
    }}
  if(ISBP){
    }
  int counter2=0;
  if(ISECG){
  while(counter2<500){
  if((digitalRead(2)==1)||(digitalRead(3)==1)){}
  else{
    String abc=String(analogRead(ECGPin));
    Serial.println(abc);
      data+=abc+"|";
  }
  counter2=counter2+1;
  }
  }
}
//Sending Data
  if(is_data_send){
    if(ISBP){
    }
    if(ISHR){
    float final_bpm=myBPM/10;
    stringBPM = String(final_bpm);
    data+=stringBPM+"|";
    }
     if(IStemp){
      float final_temp=cel/10;
      stringTemp = String(final_temp);
      data+=stringTemp+"|";
     }
  
  
    Serial.print("Data sending");
    Serial.print(data);    
    //Serial.print(stringTemp+"|"+stringBPM);
    mySerial.print(data);
    mySerial.println();
    is_data_send=false;
  }
delay(20);                    // considered best practice in a simple sketch.

}

  

Credits

Abdullah Mukhtar

Abdullah Mukhtar

1 project • 8 followers
Muneeb Abdul Rauf

Muneeb Abdul Rauf

0 projects • 4 followers
Thanks to Anatoliy.

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