Not getting output from MS5803-05 BA pressure sensor..arduino UNO

#include <Wire.h>

// MS5803_05BA I2C address is 0x77(119)
#define Addr 0x77

unsigned long Coff[6], Ti = 0, offi = 0, sensi = 0;
unsigned int data[3];
void setup()
{
// Initialise I2C communication as MASTER
Wire.begin();
// Initialise Serial Communication, set baud rate = 9600
Serial.begin(9600);

// Read cofficients values stored in EPROM of the device
for(int i = 0; i < 6; i++)
{
// Start I2C Transmission
Wire.beginTransmission(Addr);
// Select data register
Wire.write(0xA2 + (2 * i));
// Stop I2C Transmission
Wire.endTransmission();

// Request 2 bytes of data
Wire.requestFrom(Addr, 2);

// Read 2 bytes of data
// Coff msb, Coff lsb
if(Wire.available() == 2)
{
data[0] = Wire.read();
data[1] = Wire.read();

}

// Convert the data
Coff = ((data[0] * 256) + data[1]);

  • }*

  • delay(300);*
    }
    void loop()
    {

  • // Start I2C Transmission*

  • Wire.beginTransmission(Addr);*

  • // Send reset command*

  • Wire.write(0x1E);*

  • // Stop I2C Transmission*

  • Wire.endTransmission();*

  • delay(300);*

  • // Start I2C Transmission*

  • Wire.beginTransmission(Addr);*

  • // Refresh pressure with the OSR = 256*

  • Wire.write(0x40);*

  • // Stop I2C Transmission*

  • Wire.endTransmission();*

  • delay(500);*

  • // Start I2C Transmission*

  • Wire.beginTransmission(Addr);*

  • // Select data register*

  • Wire.write(0x00);*

  • // Stop I2C Transmission*

  • Wire.endTransmission();*

  • // Request 3 bytes of data*

  • Wire.requestFrom(Addr, 3);*

  • // Read 3 bytes of data*

  • // ptemp_msb1, ptemp_msb, ptemp_lsb*

  • if(Wire.available())*

  • {*

  • data[0] = Wire.read();*

  • data[1] = Wire.read();*

  • data[2] = Wire.read();*

  • } *

  • // Convert the data*
    _ unsigned long ptemp = ((data[0] * 65536.0) + (data[1] * 256.0) + data[2]);_

  • // Start I2C Transmission*

  • Wire.beginTransmission(Addr);*

  • // Refresh temperature with the OSR = 256*

  • Wire.write(0x50);*

  • // Stop I2C Transmission*

  • Wire.endTransmission();*

  • delay(500);*

  • // Start I2C Transmission*

  • Wire.beginTransmission(Addr);*

  • // Select data register*

  • Wire.write(0x00);*

  • // Stop I2C Transmission*

  • Wire.endTransmission();*

  • // Request 3 bytes of data*

  • Wire.requestFrom(Addr, 3);*

  • // Read 3 bytes of data*

  • // temp_msb1, temp_msb, temp_lsb*

  • if(Wire.available())*

  • {*

  • data[0] = Wire.read();*

  • data[1] = Wire.read();*

  • data[2] = Wire.read();*

  • }*

  • // Convert the data*
    _ unsigned long temp = ((data[0] * 65536.0) + (data[1] * 256.0) + data[2]);_

  • // Pressure and Temperature Calculations*

  • // 1st order temperature and pressure compensation*

  • // Difference between actual and reference temperature*
    _ long dT = temp - ((Coff[4] * 256));_
    _ temp = 2000 + (dT * (Coff[5] / pow(2, 23)));_

  • // Offset and Sensitivity calculation*
    _ unsigned long long off = Coff[1] * 262144 + (Coff[3] * dT) / 32;_
    _ unsigned long long sens = Coff[0] * 131072 + (Coff[2] * dT) / 128;_

  • // 2nd order temperature and pressure compensation*

  • if(temp < 2000)*

  • {*
    _ Ti = 3 * (dT * dT) / (pow(2,33));_
    _ offi = 3 * ((pow((temp - 2000), 2))) / 8;_
    _ sensi = 7 * (pow((temp - 2000), 2)) / 8;_

  • if(temp < - 1500)*

  • {*
    _ sensi = sensi + 3 * ((pow((temp + 1500), 2)));_

  • }*

  • }*

  • else if(temp >= 2000)*

  • {*

  • Ti = 0;*

  • offi = 0;*

  • sensi = 0;*

  • }*

  • // Adjust temp, off, sens based on 2nd order compensation *

  • temp -= Ti;*

  • off -= offi;*

  • sens -= sensi;*

  • // Convert the final data*
    _ ptemp = (((ptemp * sens) / 2097152) - off);_

  • ptemp /= 32768.0;*

  • float pressure = ptemp / 100.0;*

  • float ctemp = temp / 100.0;*
    _ float fTemp = ctemp * 1.8 + 32.0;_

  • // Output data to serial monitor*

  • Serial.print("Temperature in Celsius : ");*

  • Serial.print(ctemp);*

  • Serial.println(" C");*

  • Serial.print("Temperature in Fahrenheit : ");*

  • Serial.print(fTemp);*

  • Serial.println(" F");*

  • Serial.print("Pressure : ");*

  • Serial.print(pressure);*

  • Serial.println(" mbar");*

  • delay(500);*
    }
    when i upload this code to arduino uno i am not getting any output kindly suggest me a solution... i have attached my circuit diagram and also the output terminal window for reference...


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