6 Feb
2017
6 Feb
'17
7:35 p.m.
oups j'ai oublié un truc :)
mieux comme cela
#include <DallasTemperature.h>
#include <OneWire.h>
#include <LiquidCrystal.h>
#include <Wire.h>
#include <Adafruit_BMP085.h>
// Data wire is plugged into port 2 on the Arduino
#define ONE_WIRE_BUS 2
// Setup a oneWire instance to communicate with any OneWire devices (not
just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);
// Pass our oneWire reference to Dallas Temperature.
DallasTemperature sensors(&oneWire);
// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(13, 12, 7, 6, 5, 4);
Adafruit_BMP085 bmp;
float Temp;
int Alti;
float Pression;
void Lecture_Capteur() {
// Lecture Température
Temp = bmp.readTemperature();
delay(200);
Alti = bmp.readAltitude(101500);
delay(200);
Pression = (bmp.readPressure()*0.01)
}
void majlcd() {
lcd.clear();
lcd.setCursor(0,0);
lcd.print("Temp: ");
lcd.print(Temp);
lcd.setCursor(0,1);
lcd.print("Altitude: ");
lcd.print(Alti);
lcd.setCursor(0,2);
lcd.print("Pression: ");
lcd.print(Pression);
lcd.print(" hPa");
}
void setup() {
Serial.begin(9600);
Serial.println("Bonjour Laurent F5IDF !");
// gestion du lcd
lcd.begin(20,4);
lcd.setCursor(0, 1);
lcd.print("Bonjour Laurent F5IDF !");
lcd.setCursor(0, 2);
lcd.print("!!! Initialisation !!!");
if (!bmp.begin()) {
Serial.println("Dallas Temperature IC Control Library Demo");
while (1) {} // Si PB a suprimmer !!
}
else {
Serial.println("Could not find a valid BMP085 sensor, check wiring!");
}
sensors.begin();
delay(2000);
lcd.clear();
}
void loop() {
Lecture_Capteur();
Serial.print("Temperature = ");
// Serial.print(bmp.readTemperature());
Serial.print(Temp);
Serial.println(" *C");
Serial.print("Pressure = ");
// Serial.print(bmp.readPressure()*0.01);
Serial.print(Pression);
Serial.println(" hPa");
// Calculate altitude assuming 'standard' barometric
// pressure of 1013.25 millibar = 101325 Pascal
Serial.print("Altitude = ");
// Serial.print(bmp.readAltitude());
Serial.print(Alti);
Serial.println(" meters");
Serial.print("Pressure at sealevel (calculated) = ");
Serial.print(bmp.readSealevelPressure()*0.01+34.74);
Serial.println(" Pa");
// you can get a more precise measurement of altitude
// if you know the current sea level pressure which will
// vary with weather and such. If it is 1015 millibars
// that is equal to 101500 Pascals.
Serial.print("Real altitude = ");
Serial.print(bmp.readAltitude(101500)-50);
Serial.println(" meters");
/*
lcd.print("BARO:");
lcd.print(bmp.readSealevelPressure()*0.01+34.74);
*/
majlcd()
// call sensors.requestTemperatures() to issue a global temperature
// request to all devices on the bus
Serial.print("Requesting temperatures...");
sensors.requestTemperatures(); // Send the command to get temperatures
Serial.println("Temperature ext:");
Serial.println(sensors.getTempCByIndex(0));
delay(10000);
}