Diff: main.cpp

Revision:

10:db8ef252faba

Parent:

9:d651ed116942

Child:

11:ff1efbab2d9e

--- a/main.cpp	Tue Dec 14 08:57:43 2021 +0000
+++ b/main.cpp	Tue Dec 14 09:38:10 2021 +0000
@@ -1,6 +1,6 @@
 #include "mbed.h"
 #include "hcsr04.h"
-
+#include "DS1820.h"
 
 
 #include "Adafruit_SSD1306.h"
@@ -33,7 +33,9 @@
 DigitalOut step(D13);
 DigitalOut dir(D12);
 DigitalOut enable(D11);
-
+DigitalOut  led(LED1);   
+DS1820      ds1820(D10);    // substitute PA_9 with actual mbed pin name connected to the DS1820 data pin                             
+float       temp = 0;
 int contador=0;
 
 
@@ -133,6 +135,33 @@
      gOled.printf("Hola\n");
     //pc.printf("Estado cerrada\n");
     
+     int  error = 0; 
+    pc.baud(115200);
+    
+    if(ds1820.begin()) {
+        while(1) {
+            ds1820.startConversion();  // start temperature conversion from analog to digital
+            wait(1.0);                 // let DS1820 complete the temperature conversion 
+            error = ds1820.read(temp); // read temperature from DS1820 and perform cyclic redundancy check (CRC)
+            switch(error) {
+            case 0:    // no errors -> 'temp' contains the value of measured temperature
+                pc.printf("temp = %3.1f C\r\n", temp);
+                break;
+            case 1:    // no sensor present -> 'temp' is not updated
+                pc.printf("no sensor present\n\r");
+                break;
+            case 2:    // CRC error -> 'temp' is not updated
+                pc.printf("CRC error\r\n");
+            } 
+            led = !led;
+        }
+    } else
+        pc.printf("No DS1820 sensor found!\r\n");
+    
+    
+    
+    
+    
     while(1) {
         distancia=usensor.get_dist_cm();