OXIMETRO con MAX30100 LCD OLED 1.3 | arduino desde cero @Editronikx

 código

#include <SPI.h>

#include <Wire.h>

//#include <Adafruit_GFX.h>

#include <Adafruit_SH1106.h>

#include "MAX30100_PulseOximeter.h"

#define OLED_RESET 4

Adafruit_SH1106 display(OLED_RESET);

#define REPORTING_PERIOD_MS     1000

PulseOximeter pox;

uint32_t tsLastReport = 0;

int pulso = 2;

void onBeatDetected()

{

    Serial.println("Beat!");

    digitalWrite(pulso, HIGH);

}

void setup()  

{          

  pinMode(pulso,OUTPUT);      

  display.begin(SH1106_SWITCHCAPVCC, 0x3C);  // initialize with the I2C addr 0x3D (for the 128x64)

  display.clearDisplay();

  display.display();

  display.setTextSize(1);

  display.setTextColor(WHITE);

  display.setCursor(0,0);

  display.println("oximetro...!");

  display.display();

  delay(2000);

  Serial.begin(115200);

    Serial.print("Initializing pulse oximeter..");

 

    // Initialize the PulseOximeter instance

    // Failures are generally due to an improper I2C wiring, missing power supply

    // or wrong target chip

    if (!pox.begin()) {

        Serial.println("FAILED");

        for(;;);

    } else {

        Serial.println("SUCCESS");

    }

     pox.setIRLedCurrent(MAX30100_LED_CURR_7_6MA);

 

    // Register a callback for the beat detection

    pox.setOnBeatDetectedCallback(onBeatDetected);

 

}

void loop()

{

    // Make sure to call update as fast as possible

    pox.update();

    if (millis() - tsLastReport > REPORTING_PERIOD_MS) {

        Serial.print("Heart rate:");

        Serial.print(pox.getHeartRate());

        Serial.print("bpm / SpO2:");

        Serial.print(pox.getSpO2());

        Serial.println("%");

 

        tsLastReport = millis();

        display.clearDisplay();

        display.display();

        display.setTextSize(1);

        display.setTextColor(WHITE);

        display.setCursor(0,0);

        display.println("OK!");

        //display.println(pox.getHeartRate());

        display.display();

        digitalWrite(pulso, LOW);

    }

  

}