10조 - MWWY

#define USE_ARDUINO_INTERRUPTS true // Set-up low-level interrupts for most acurate BPM math. #include <PulseSensorPlayground.h> // Includes the PulseSensorPlayground Library. #include <LiquidCrystal_I2C.h> #include <Wire.h> #include <SoftwareSerial.h> SoftwareSerial bluetoothSerial(2, 3); LiquidCrystal_I2C lcd(0x27, 16, 2); // Variables const int PulseWire = A0; // PulseSensor PURPLE WIRE connected to ANALOG PIN 0 const int LED13 = 13; // The on-board Arduino LED, close to PIN 13. int Threshold = 550; // Determine which Signal to "count as a beat" and which to ignore. // Use the "Gettting Started Project" to fine-tune Threshold Value beyond default setting. // Otherwise leave the default "550" value. int myBPM = 0; float temperature; int reading; int lm35Pin = A1; //Analog 1 번에 센서핀 연결 int a = 0; int t2 = 0; PulseSensorPlayground pulseSensor; // Creates an instance of the PulseSensorPlayground object called "pulseSensor" const int melody[] = { 262, 294, 330, 349, 392, 440, 494, 523, }; const int PIEZO_PIN = 7; int Bflag = 1 ,ledflag = 1; //스위치의 누름과 led의 상태를 관리 int count = 0; unsigned long t1; void setup() { Serial.begin(9600); // For Serial Monitor analogReference(INTERNAL); Serial.begin(9600); //PC와의 시리얼 통신 속도 설정 delay(5000); // Configure the PulseSensor object, by assigning our variables to it. pulseSensor.analogInput(PulseWire); pulseSensor.blinkOnPulse(LED13); //auto-magically blink Arduino's LED with heartbeat. pulseSensor.setThreshold(Threshold); // Double-check the "pulseSensor" object was created and "began" seeing a signal. if (pulseSensor.begin()) { Serial.println("We created a pulseSensor Object !"); //This prints one time at Arduino power-up, or on Arduino reset. } Serial.begin(9600); pinMode(9,INPUT_PULLUP); lcd.init(); lcd.backlight(); bluetoothSerial.begin(9600); } void loop() { int myBPM = pulseSensor.getBeatsPerMinute(); // Calls function on our pulseSensor object that returns BPM as an "int". // "myBPM" hold this BPM value now. if (pulseSensor.sawStartOfBeat()) { // Constantly test to see if "a beat happened". Serial.println("♥ A HeartBeat Happened ! "); // If test is "true", print a message "a heartbeat happened". Serial.print("BPM: "); // Print phrase "BPM: " Serial.println(myBPM); // Print the value inside of myBPM. } reading = analogRead(lm35Pin); float voltage = reading*5.0; voltage /= 1024.0; temperature = reading / 9.31 ; Serial.print(voltage); Serial.println(" volts"); Serial.print(temperature); Serial.println(" degrees C"); // considered best practice in a simple sketch. lcd.setCursor(0,0); lcd.print("myBPM:"); lcd.print(myBPM); lcd.setCursor(0,1); lcd.print("myTEM:"); lcd.print(temperature); if (myBPM > 79 or myBPM < 60 or temperature < 39 or temperature > 35) { a = a + 1; } else { a = 0; } if(digitalRead(9) == HIGH and Bflag==1){Bflag=0;} //누름이 없음을 기억 else if(digitalRead(9)== LOW and Bflag==0 ){ //눌려지면 count = count + 1; //눌린횟수 증가 Bflag=1; //눌린상태를 표시. 없으면 누르고 있는동안 카운터 상승 Serial.println(count); t1=millis(); ledflag=0; } if(millis()>=t1+2000 and ledflag==0){ //누름이 없고 2초가 지나면 for(int i=0;i<count;i++){ } ledflag=1; count=0; } if ( count > 0){ a = 0; } if ( a > 30 ){ if ( myBPM >= 82 or myBPM <= 55){ for (int k=0; k<1000;k++ ) { tone(PIEZO_PIN, melody[6], 100); } for (int k = 1001; k<3000 and k> 1000 ; k++ ) { noTone(PIEZO_PIN); } for (int k = 3001; k<4000 and k> 3000 ; k++ ) { tone(PIEZO_PIN, melody[7], 100); } } else { for (int k=0; k<1000;k++ ) { tone(PIEZO_PIN, melody[0], 100); } for (int k = 1001; k<5000 and k> 1000 ; k++ ) { noTone(PIEZO_PIN); } for (int k = 5001; k<6000 and k> 5000 ; k++ ) { tone(PIEZO_PIN, melody[3], 100); } } } if (a == 50) { bluetoothSerial.write(a); } delay(1000); }