#katmak <stdio.h>

#katmak <string.h>

#katmak <inttypes.h>

#katmak “Arduino.h”

#katmak “XGZP6859D.h”

//The initialiation of IIC BUS

void XGZP6859D::IIC_Init(geçersiz)

{

pinMode(IIC_SCL, OUTPUT); //Set the pin to output mode

pinMode(IIC_SDA, OUTPUT);

digitalWrite(IIC_SCL, HIGH); //Putout high level

digitalWrite(IIC_SDA, HIGH);

}

//Generate start signal

void XGZP6859D::IIC_Başlangıç(geçersiz)

{

pinMode(IIC_SDA, OUTPUT);

digitalWrite(IIC_SDA, HIGH);

delayMicroseconds(IIC_DELAY_TIME); //Delay several microseconds

digitalWrite(IIC_SCL, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SDA, LOW);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, LOW);

delayMicroseconds(IIC_DELAY_TIME);

}

//Generate stop signal

void XGZP6859D::IIC_Durdur(geçersiz)

{

pinMode(IIC_SDA, OUTPUT);

digitalWrite(IIC_SDA, LOW);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SDA, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

}

//Wait for the ACK signal

//geri dönmek 1 means failure

//geri dönmek 0 means success

byte XGZP6859D::IIC_Wait_Ack(geçersiz)

{

byte ucErrTime=0;

pinMode(IIC_SDA, INPUT);

digitalWrite(IIC_SDA, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

sırasında(digitalRead(IIC_SDA)==HIGH)

{

ucErrTime++;

eğer(ucErrTime>250)

{

IIC_Durdur();

geri dönmek 1;

}

}

digitalWrite(IIC_SCL, LOW);

geri dönmek 0;

}

//Generate ACK signal

void XGZP6859D::IIC_Ack(geçersiz)

{

digitalWrite(IIC_SCL, LOW);

pinMode(IIC_SDA, OUTPUT);

digitalWrite(IIC_SDA, LOW);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, LOW);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SDA, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

}

//Not generate ACK signal

void XGZP6859D::IIC_NAck(geçersiz)

{

digitalWrite(IIC_SCL, LOW);

pinMode(IIC_SDA, OUTPUT);

digitalWrite(IIC_SDA, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, LOW);

delayMicroseconds(IIC_DELAY_TIME);

}

//Send one byte across IIC bus

//The return value means answer from the slave

//1 means receiving answer

//0 means not receiving answer

void XGZP6859D::IIC_Send_Byte(byte txd)

{

byte t;

pinMode(IIC_SDA, OUTPUT);

digitalWrite(IIC_SCL, LOW);

için(t=0;T<8;t++)

{

eğer(teşekkürler & 0x80)

digitalWrite(IIC_SDA, HIGH);

başka

digitalWrite(IIC_SDA, LOW);

teşekkürler<<=1;

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, LOW);

delayMicroseconds(IIC_DELAY_TIME);

}

digitalWrite(IIC_SCL, LOW);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SDA, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

}

//Read one byte, send ACK while ack = 1, send nACK while ack = 0

byte XGZP6859D::IIC_Read_Byte(byte ack)

{

byte i,receive=0;

pinMode(IIC_SDA, INPUT);

için(i=0;Ben<8;i++ )

{

digitalWrite(IIC_SCL, LOW);

delayMicroseconds(IIC_DELAY_TIME);

digitalWrite(IIC_SCL, HIGH);

delayMicroseconds(IIC_DELAY_TIME);

receive<<=1;

eğer(digitalRead(IIC_SDA)==HIGH)

receive++;

delayMicroseconds(IIC_DELAY_TIME);

}

digitalWrite(IIC_SDA, HIGH);

return receive;

}

//Write one byte to a specified address

void XGZP6859D::Write_One_Byte(u8 address ,u8 data)

{

IIC_Başlangıç();

IIC_Send_Byte((bayt)(Device_Address + 0));

Seri.baskı(“Device_Address is “);

Seri.println(Device_Address + 0, HEX);

IIC_Wait_Ack();

IIC_Send_Byte(adres);

IIC_Wait_Ack();

IIC_Send_Byte(data);

IIC_Wait_Ack();

IIC_Durdur();

}

//Read one byte from a specified address

byte XGZP6859D::Read_One_Byte(u8 address)

{

byte mydata;

IIC_Başlangıç();

IIC_Send_Byte((bayt)(Device_Address + 0));

IIC_Wait_Ack();

IIC_Send_Byte(adres);

IIC_Wait_Ack();

IIC_Başlangıç();

IIC_Send_Byte((bayt)(Device_Address + 1));

IIC_Wait_Ack();

verilerim = IIC_Read_Byte(0);

IIC_Durdur();

verilerimi döndür;

}

void XGZP6859D::XGZP6859D_get_cal() //The measuring action of XGZP6859D

{

byte i=0;

byte buff[5]; //Five byte variables, used to save the bytes read from XGZP6859D

unsigned long pressure_ad,temperature_ad; //Variables used to save the calibarted pressure and temperature

Write_One_Byte(0x30, 0x0A); //Indicate a combined conversion

sırasında ((Read_One_Byte(0x30) & 0x08) == 0x80) //Veri toplamanın bitip bitmediğine karar verin

{

Seri.println(“XGZP6859D is not ready”);; //Wait while the data is not ready

gecikme(1000);

}

için(i=0;Ben<5;i++) //Read ADC output Data of Pressure and temperature

buff[Ben] = Read_One_Byte(0x06 + Ben);

Seri.baskı(“buff[0…4] is 0x”);

Seri.baskı(buff[0], HEX);

Seri.baskı(“, 0X”);

Seri.baskı(buff[1], HEX);

Seri.baskı(“, 0X”);

Seri.baskı(buff[2], HEX);

Seri.baskı(“, 0X”);

Seri.baskı(buff[3], HEX);

Seri.baskı(“, 0X”);

Seri.println(buff[4], HEX);

//Compute the value of pressure converted by ADC

pressure_ad = ((imzasız uzun)((imzasız uzun)(buff[0] * 65536)) + ((imzasız int)(buff[1] * 256)) + ((bayt)buff[2]));

Seri.baskı(“pressure_ad is “);

Seri.println(pressure_ad);

eğer (pressure_ad > 8388608) //

{

basınç = (long)(((long)(pressure_ad – 16777216)) / 8192);

//Because the span is -500Pa~+500Pa, so k is 8192;k should be changed according to the actuan condition; the unit of pressure is Pa

}

başka

{

basınç = (long)(pressure_ad / 8192);

}

//Compute the value of temperature converted by ADC

temperature_ad = ((imzasız int)((imzasız int)(buff[3]<<8)) + ((bayt)buff[4]));

eğer (temperature_ad > 32768)

{

temperature = (batmadan yüzmek)(((long)(temperature_ad – 65536)) / 256);

//The unit of temperature is Centigrade

}

başka

{

temperature = (batmadan yüzmek)(temperature_ad / 256);

}

}

XGZP6859D My_XGZP6859D; //Define a object named My_XGZP6859D of the class XGZP6859D

geçersiz kurulum()

{

Seri.başlangıç(9600); //The initialization of Serial port

My_XGZP6859D.IIC_Init(); //Initialize the pins of IIC bus of My_XGZP6859D

}

geçersiz döngü()

{

My_XGZP6859D.XGZP6859D_get_cal(); //Call the function XGZP6859D_get_cal() of object My_XGZP6859D to calculate the pressure and temperature

Seri.baskı(My_XGZP6859D.pressure);

Seri.println(” Pa”);

Seri.baskı(My_XGZP6859D.temperature);

Seri.println(” Centigrade”);

Seri.println(“”);

gecikme(1000);

}