arduino의 대기압 센서

사진

하이퍼터미널

도서관

샘플 코드

#include <Wire.h>
#include <Bmp085.h>

Bmp085 dps = Bmp085();
long Temperature = 0, Pressure = 0, Altitude = 0;
void setup(void)
{
    pinMode(13, OUTPUT);
    Serial.begin(9600);
    delay(1000);
    dps.init();
    showall();
    Serial.println("Registers dump");
    dumpRegisters();
    Serial.println("Calibration data");
    dps.dumpCalData();
    delay(5000);
}
void loop(void)
{
    dps.getTemperature(&Temperature);
    dps.getPressure(&Pressure);
    dps.getAltitude(&Altitude);
    Serial.print("Temp(C): ");
    Serial.print(Temperature);
    Serial.print(" Alt(cm): ");
    Serial.print(Altitude);
    Serial.print(" Pressure(Pa): ");
    Serial.println(Pressure);
    digitalWrite(13, HIGH);
    delay(1000);
    digitalWrite(13, LOW);
    delay(1000);
}
void showall(void)
{ 
    Serial.println("Current Bmp085 settings");
    Serial.print("device address = 0x");
    Serial.println(dps.getDevAddr(), HEX);
    Serial.print("Mode = ");
    switch (dps.getMode())
    {
    case MODE_ULTRA_LOW_POWER:
        Serial.println("MODE_ULTRA_LOW_POWER");
    break;
    case MODE_STANDARD:
        Serial.println("MODE_STANDARD");
    break;
    case MODE_HIGHRES:
        Serial.println("MODE_HIGHRES");
    break;
    case MODE_ULTRA_HIGHRES:
        Serial.println("MODE_ULTRA_HIGHRES");
    break;
    }
}
void dumpRegisters()
{
    byte ValidRegisterAddr[] = {
        0xAA,
        0xAB,
        0xAC,
        0xAD,
        0xAE,
        0xAF,
        0xB0,
        0xB1,
        0xB2,
        0xB3,
        0xB4,
        0xB5,
        0xB6,
        0xB7,
        0xB8,
        0xB9,
        0xBA,
        0xBB,
        0xBC,
        0xBD,
        0xBE,
        0xBF,
        0xF6,
        0xF7,
        0xF8,
        0xF9
    };
    byte _b, i, totregisters = sizeof(ValidRegisterAddr);
    Serial.println("---dump start---");
    Serial.println("Register address|Register data");
    Serial.println("Reg.address(hex, dec) Reg.data(bin, hex, dec)");
    for (i = 0; i < totregisters; i++)
    {
        Serial.print("0x");
        Serial.print(ValidRegisterAddr[i], HEX);
        Serial.print(", ");
        Serial.print(ValidRegisterAddr[i], DEC);
        Serial.print(", ");
        dps.readmem(ValidRegisterAddr[i], 1, &_b);
        Serial.print("b");
        print_bits(_b);
        Serial.print(", 0x");
        Serial.print(_b,HEX);
        Serial.print(", ");
        Serial.println(_b,DEC);
    }
    Serial.println("---dump end---");
}
void print_bits(byte val)
{
    int i;
    for (i = 7; i >= 0; i--) Serial.print(val >> i & 1, BIN);
}