#include <LiquidCrystal.h>
LiquidCrystal lcd(6, 5, 3, 2, 1, 0);
int data=A0;
int start=7;
int count=0;
unsigned long temp=0;

byte customChar1[8] = {0b00000,0b00000,0b00011,0b00111,0b01111,0b01111,0b01111,0b01111};
byte customChar2[8] = {0b00000,0b11000,0b11100,0b11110,0b11111,0b11111,0b11111,0b11111};
byte customChar3[8] = {0b00000,0b00011,0b00111,0b01111,0b11111,0b11111,0b11111,0b11111};
byte customChar4[8] = {0b00000,0b10000,0b11000,0b11100,0b11110,0b11110,0b11110,0b11110};
byte customChar5[8] = {0b00111,0b00011,0b00001,0b00000,0b00000,0b00000,0b00000,0b00000};
byte customChar6[8] = {0b11111,0b11111,0b11111,0b11111,0b01111,0b00111,0b00011,0b00001};
byte customChar7[8] = {0b11111,0b11111,0b11111,0b11111,0b11110,0b11100,0b11000,0b10000};
byte customChar8[8] = {0b11100,0b11000,0b10000,0b00000,0b00000,0b00000,0b00000,0b00000};
void setup() {
lcd.begin(16, 2);
lcd.createChar(1, customChar1);
lcd.createChar(2, customChar2);
lcd.createChar(3, customChar3);
lcd.createChar(4, customChar4);
lcd.createChar(5, customChar5);
lcd.createChar(6, customChar6);
lcd.createChar(7, customChar7);
lcd.createChar(8, customChar8);

pinMode(data,INPUT);
pinMode(start,INPUT_PULLUP);




}

void loop() {
  // put your main code here, to run repeatedly:
  lcd.setCursor(0, 0);
   lcd.print("Place The Finger");
   lcd.setCursor(0, 1);
   lcd.print("And Press Start");

    while(digitalRead(start)>0);

     lcd.clear();
     temp=millis();

     while(millis()<(temp+10000))
     {
        if(analogRead(data)<100)
          {
           count=count+1;

           lcd.setCursor(6, 0);
           lcd.write(byte(1));
           lcd.setCursor(7, 0);
           lcd.write(byte(2));
           lcd.setCursor(8, 0);
           lcd.write(byte(3));
           lcd.setCursor(9, 0);
           lcd.write(byte(4));

           lcd.setCursor(6, 1);
           lcd.write(byte(5));
           lcd.setCursor(7, 1);
           lcd.write(byte(6));
           lcd.setCursor(8, 1);
           lcd.write(byte(7));
           lcd.setCursor(9, 1);
           lcd.write(byte(8));

           while(analogRead(data)<100);

           lcd.clear();
          }
     }

           lcd.clear();
           lcd.setCursor(0, 0);
           count=count*6;
           lcd.setCursor(2, 0);
           lcd.write(byte(1));
           lcd.setCursor(3, 0);
           lcd.write(byte(2));
           lcd.setCursor(4, 0);
           lcd.write(byte(3));
           lcd.setCursor(5, 0);
           lcd.write(byte(4));

           lcd.setCursor(2, 1);
           lcd.write(byte(5));
           lcd.setCursor(3, 1);
           lcd.write(byte(6));
           lcd.setCursor(4, 1);
           lcd.write(byte(7));
           lcd.setCursor(5, 1);
           lcd.write(byte(8));
           lcd.setCursor(7, 1);
   lcd.print(count);
   lcd.print(" BPM");
   temp=0;
   while(1);

}