Developing a device for Heart Rate using pulse sensor

1
2/*  Getting_BPM_to_Monitor prints the BPM to the Serial Monitor, using
3  the least lines of code and PulseSensor Library.
4 *  Tutorial Webpage: https://pulsesensor.com/pages/getting-advanced
5
6  *
7--------Use This Sketch To------------------------------------------
81)
9  Displays user's live and changing BPM, Beats Per Minute, in Arduino's native Serial
10  Monitor.
112) Print: "  A HeartBeat Happened !" when a beat is detected, live.
122)
13  Learn about using a PulseSensor Library "Object".
144) Blinks LED on PIN 13 with
15  user's Heartbeat.
16--------------------------------------------------------------------*/
17
18#define
19  USE_ARDUINO_INTERRUPTS true    // Set-up low-level interrupts for most acurate BPM
20  math.
21#include <PulseSensorPlayground.h>     // Includes the PulseSensorPlayground
22  Library.   
23
24//  Variables
25const int PulseWire = 0;       // PulseSensor
26  PURPLE WIRE connected to ANALOG PIN 0
27const int LED13 = 13;          // The on-board
28  Arduino LED, close to PIN 13.
29int Threshold = 550;           // Determine which
30  Signal to "count as a beat" and which to ignore.
31                               //
32  Use the "Gettting Started Project" to fine-tune Threshold Value beyond default
33  setting.
34                               // Otherwise leave the default "550"
35  value. 
36                               
37PulseSensorPlayground pulseSensor;
38  // Creates an instance of the PulseSensorPlayground object called "pulseSensor"
39
40
41void
42  setup() {   
43
44  Serial.begin(9600);          // For Serial Monitor
45
46
47  // Configure the PulseSensor object, by assigning our variables to it. 
48  pulseSensor.analogInput(PulseWire);
49   
50  pulseSensor.blinkOnPulse(LED13);       //auto-magically blink Arduino's
51  LED with heartbeat.
52  pulseSensor.setThreshold(Threshold);   
53
54  // Double-check
55  the "pulseSensor" object was created and "began" seeing a signal. 
56   if
57  (pulseSensor.begin()) {
58    Serial.println("We created a pulseSensor Object
59  !");  //This prints one time at Arduino power-up,  or on Arduino reset.  
60  }
61}
62
63
64
65void
66  loop() {
67
68 int myBPM = pulseSensor.getBeatsPerMinute();  // Calls function
69  on our pulseSensor object that returns BPM as an "int".
70                                               //
71  "myBPM" hold this BPM value now. 
72
73if (pulseSensor.sawStartOfBeat()) {            //
74  Constantly test to see if "a beat happened". 
75 Serial.println("  A HeartBeat
76  Happened ! "); // If test is "true", print a message "a heartbeat happened".
77
78  Serial.print("BPM: ");                        // Print phrase "BPM: " 
79 Serial.println(myBPM);
80                        // Print the value inside of myBPM. 
81}
82
83  delay(20);
84                    // considered best practice in a simple sketch.
85
86}
87
88
89  
90

1
2/*  Getting_BPM_to_Monitor prints the BPM to the Serial Monitor, using  the least lines of code and PulseSensor Library.
3 *  Tutorial Webpage: https://pulsesensor.com/pages/getting-advanced
4  *
5--------Use This Sketch To------------------------------------------
61)  Displays user's live and changing BPM, Beats Per Minute, in Arduino's native Serial  Monitor.
72) Print: "  A HeartBeat Happened !" when a beat is detected, live.
82)  Learn about using a PulseSensor Library "Object".
94) Blinks LED on PIN 13 with  user's Heartbeat.
10--------------------------------------------------------------------*/
11
12#define  USE_ARDUINO_INTERRUPTS true    // Set-up low-level interrupts for most acurate BPM  math.
13#include <PulseSensorPlayground.h>     // Includes the PulseSensorPlayground  Library.   
14
15//  Variables
16const int PulseWire = 0;       // PulseSensor  PURPLE WIRE connected to ANALOG PIN 0
17const int LED13 = 13;          // The on-board  Arduino LED, close to PIN 13.
18int Threshold = 550;           // Determine which  Signal to "count as a beat" and which to ignore.
19                               //  Use the "Gettting Started Project" to fine-tune Threshold Value beyond default  setting.
20                               // Otherwise leave the default "550"  value. 
21                               
22PulseSensorPlayground pulseSensor;  // Creates an instance of the PulseSensorPlayground object called "pulseSensor"
23
24
25void  setup() {   
26
27  Serial.begin(9600);          // For Serial Monitor
28
29  // Configure the PulseSensor object, by assigning our variables to it. 
30  pulseSensor.analogInput(PulseWire);   
31  pulseSensor.blinkOnPulse(LED13);       //auto-magically blink Arduino's  LED with heartbeat.
32  pulseSensor.setThreshold(Threshold);   
33
34  // Double-check  the "pulseSensor" object was created and "began" seeing a signal. 
35   if  (pulseSensor.begin()) {
36    Serial.println("We created a pulseSensor Object  !");  //This prints one time at Arduino power-up,  or on Arduino reset.  
37  }
38}
39
40
41
42void  loop() {
43
44 int myBPM = pulseSensor.getBeatsPerMinute();  // Calls function  on our pulseSensor object that returns BPM as an "int".
45                                               //  "myBPM" hold this BPM value now. 
46
47if (pulseSensor.sawStartOfBeat()) {            //  Constantly test to see if "a beat happened". 
48 Serial.println("  A HeartBeat  Happened ! "); // If test is "true", print a message "a heartbeat happened".
49  Serial.print("BPM: ");                        // Print phrase "BPM: " 
50 Serial.println(myBPM);                        // Print the value inside of myBPM. 
51}
52
53  delay(20);                    // considered best practice in a simple sketch.
54
55}
56
57  
58