Diff: main.cpp

Revision:

3:91c06faa6963

Parent:

1:b811fd6ee6f5

Child:

4:809b9c3a1739

--- a/main.cpp	Sun Oct 18 17:32:23 2020 +0000
+++ b/main.cpp	Sun Nov 22 17:33:57 2020 +0000
@@ -3,14 +3,19 @@
 #include "DS1820.h"
 
 #define   DHT_DATA_PIN  D4
+#define   DHT_DATA_PIN  D5
 
-DS1820      ds1820(D3);  // substitute D8 with the actual pin name connected to the DS1820 sensor
+
+DS1820      ds1820_1(D3);  // substitute D8 with the actual pin name connected to the DS1820 sensor
+DS1820      ds1820_2(D6);
 float       temp = 0;
 int         result = 0;
 
-DHT sensor(DHT_DATA_PIN, DHT22);                    //DHT(PinName pin, eType DHTtype)
+DHT sensor1(DHT_DATA_PIN, DHT22);                    //DHT(PinName pin, eType DHTtype)
+DHT sensor2(DHT_DATA_PIN, DHT22);                    //DHT(PinName pin, eType DHTtype)
+HX711 loadcell(D12, D11);
+
 Serial pc(USBTX, USBRX); // tx, rx
-
 Serial device(D1, D0); // tx, rx
 
 int main()
@@ -20,38 +25,40 @@
     pc.baud(9600);
     device.baud(9600);
     
-    if (!ds1820.begin()){
+    if (!ds1820_1.begin()){
         pc.printf("No DS1820 sensor found!\r\n");
     }
     else{
         pc.printf("DS1820 sensor found!\r\n");
     }
     
+    float valeurTare = loadcell.getValue();
+    
     while(1) {
+        float valeur = loadcell.getValue();
+        float balance = ((double)valeur - (double)valeurTare)/21500;
+        //pc.printf("Weight = %.2f\r\n", balance);
         
-        ds1820.startConversion();   // start temperature conversion from analog to digital
+        ds1820_1.startConversion();   // start temperature conversion from analog to digital
+        ds1820_2.startConversion();   // start temperature conversion from analog to digital
         ThisThread::sleep_for(1000);// let DS1820 complete the temperature conversion
-        result = ds1820.read(temp); // read temperature from DS1820 and perform cyclic redundancy check (CRC)
-        error = sensor.readData();                  //read error value
+        
+        result1 = ds1820_1.read(temp); // read temperature from DS1820 and perform cyclic redundancy check (CRC)
+        result2 = ds1820_2.read(temp); // read temperature from DS1820 and perform cyclic redundancy check (CRC)
+        
+        error1 = sensor1.readData();                  //read error value
+        error2 = sensor2.readData();                  //read error value
             
-        c   = sensor.ReadTemperature(CELCIUS);
-        h   = sensor.ReadHumidity();
+        c1   = sensor1.ReadTemperature(CELCIUS);
+        h1   = sensor1.ReadHumidity();
+        c2   = sensor2.ReadTemperature(CELCIUS);
+        h2   = sensor2.ReadHumidity();
+        
         pc.printf("temperature = %4.2f\r\n", c);  // on affiche les valeurs sur teraTerm pour debug
         pc.printf("Humidite = %4.2f\r\n", h);
-            
-        switch (result) {
-            case 0:                 // no errors -> 'temp' contains the value of measured temperature
-                pc.printf("temp DS18B20 = %3.1f\r\n", temp);
-                break;
-
-            case 1:                 // no sensor present -> 'temp' was not updated
-                pc.printf("no sensor present\n\r");
-                break;
-
-            case 2:                 // CRC error -> 'temp' was not updated
-                pc.printf("CRC error\r\n");
-        }
-        device.printf("AT$SF=%02X%02X%02X\r\n", (char) c,(char) h, (char) temp);  // on envoie les données sur l'antenne
+        
+        
+        device.printf("AT$SF=%02X%02X%02X%02X\r\n", (char) c,(char) h, (char) temp, (char) poids);  // on envoie les données sur l'antenne
         wait(10.0f);
     }
 }