oxímetro de pulso max30100 ejemplo de código ESP8266

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Ejemplo: uso de sensor de oxímetro con nodemcu esp8266

#include <Wire.h>
#include "MAX30100_PulseOximeter.h"
#define BLYNK_PRINTSerial
#include <Blynk.h>
#include <ESP8266WiFi.h>
#include <BlynkSimpleEsp8266.h>
 
#include "Wire.h"
#include "Adafruit_GFX.h"
#include "OakOLED.h"
 
#define REPORTING_PERIOD_MS1000OakOLED oled;
 
char auth[]="N-81lOStH83VwUeNuKHOzpLVzqjFXhHO";// You should get Auth Token in the Blynk App.
char ssid[]="BYNARK";// Your WiFi credentials.
char pass[]="[email protected]";// Connections : SCL PIN - D1 , SDA PIN - D2 , INT PIN - D0PulseOximeter pox;
 
float BPM,SpO2;
uint32_t tsLastReport =0;const unsigned char bitmap []PROGMEM=0x00,0x00,0x00,0x00,0x01,0x80,0x18,0x00,0x0f,0xe0,0x7f,0x00,0x3f,0xf9,0xff,0xc0,0x7f,0xf9,0xff,0xc0,0x7f,0xff,0xff,0xe0,0x7f,0xff,0xff,0xe0,0xff,0xff,0xff,0xf0,0xff,0xf7,0xff,0xf0,0xff,0xe7,0xff,0xf0,0xff,0xe7,0xff,0xf0,0x7f,0xdb,0xff,0xe0,0x7f,0x9b,0xff,0xe0,0x00,0x3b,0xc0,0x00,0x3f,0xf9,0x9f,0xc0,0x3f,0xfd,0xbf,0xc0,0x1f,0xfd,0xbf,0x80,0x0f,0xfd,0x7f,0x00,0x07,0xfe,0x7e,0x00,0x03,0xfe,0xfc,0x00,0x01,0xff,0xf8,0x00,0x00,0xff,0xf0,0x00,0x00,0x7f,0xe0,0x00,0x00,0x3f,0xc0,0x00,0x00,0x0f,0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;voidonBeatDetected()Serial.println("Beat Detected!");
    oled.drawBitmap(60,20, bitmap,28,28,1);
    oled.display();voidsetup()Serial.begin(115200);
    oled.begin();
    oled.clearDisplay();
    oled.setTextSize(1);
    oled.setTextColor(1);
    oled.setCursor(0,0);
 
    oled.println("Initializing pulse oximeter..");
    oled.display();pinMode(16,OUTPUT);Blynk.begin(auth, ssid, pass);Serial.print("Initializing Pulse Oximeter..");if(!pox.begin())Serial.println("FAILED");
         oled.clearDisplay();
         oled.setTextSize(1);
         oled.setTextColor(1);
         oled.setCursor(0,0);
         oled.println("FAILED");
         oled.display();for(;;);else
         oled.clearDisplay();
         oled.setTextSize(1);
         oled.setTextColor(1);
         oled.setCursor(0,0);
         oled.println("SUCCESS");
         oled.display();Serial.println("SUCCESS");
         pox.setOnBeatDetectedCallback(onBeatDetected);// The default current for the IR LED is 50mA and it could be changed by uncommenting the following line.//pox.setIRLedCurrent(MAX30100_LED_CURR_7_6MA);voidloop()
    pox.update();Blynk.run();BPM= pox.getHeartRate();SpO2= pox.getSpO2();if(millis()- tsLastReport >REPORTING_PERIOD_MS)Serial.print("Heart rate:");Serial.print(BPM);Serial.print(" bpm / SpO2:");Serial.print(SpO2);Serial.println(" %");Blynk.virtualWrite(V7,BPM);Blynk.virtualWrite(V8,SpO2);
        
        oled.clearDisplay();
        oled.setTextSize(1);
        oled.setTextColor(1);
        oled.setCursor(0,16);
        oled.println(pox.getHeartRate());
 
        oled.setTextSize(1);
        oled.setTextColor(1);
        oled.setCursor(0,0);
        oled.println("Heart BPM");
 
        oled.setTextSize(1);
        oled.setTextColor(1);
        oled.setCursor(0,30);
        oled.println("Spo2");
 
        oled.setTextSize(1);
        oled.setTextColor(1);
        oled.setCursor(0,45);
        oled.println(pox.getSpO2());
        oled.display();
 
        tsLastReport =millis();

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