Diff: Slave_Main_Temp.cpp

Revision:

0:399c90b6c19a

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Slave_Main_Temp.cpp	Wed Dec 12 22:03:38 2018 +0000
@@ -0,0 +1,78 @@
+#include "mbed.h"
+#include "DHT.h"
+
+DHT sensor(D4, DHT11);
+Timeout response;
+
+DigitalOut green(LED_GREEN);
+DigitalOut red(LED_RED);
+DigitalIn  sw2(SW2);
+Serial pc(USBTX, USBRX );
+
+Serial blue(PTC15, PTC14); //tx, rx
+
+int main()
+{
+    int error = 0;
+    float h = 0.0f, k = 0.0f, dpf = 0.0f;
+    int c; 
+    int f;
+    int dp;
+    char send = 'Z';
+    char hold = 'b';
+    char correct = 'C';
+    int rangeFeet;
+     
+    
+    pc.baud(9600);
+    blue.baud(9600);
+    
+    printf("Slave connecting to the master\n");
+    
+    
+      //------------------------Sensor Start-------------------------------------
+    
+    
+    while (send!='R') {
+        wait(0.5f);
+        error = sensor.readData();
+        if (0 == error) 
+        {
+            c   = sensor.ReadTemperature(CELCIUS);
+            f   = sensor.ReadTemperature(FARENHEIT);
+            k   = sensor.ReadTemperature(KELVIN);
+            h   = sensor.ReadHumidity();
+            dp  = sensor.CalcdewPoint(c, h);
+            dpf = sensor.CalcdewPointFast(c, h);
+            
+            printf("\n Temperature in Kelvin: %4.2f, Celcius: %i, Farenheit %i\n\r", k, c, f);
+            printf("\n Humidity is %4.2f, Dewpoint: %i, Dewpoint fast: %4.2f\n\r", h, dp, dpf);
+        } 
+        else 
+        {
+        //    printf("Error: %d\n\r", error);
+        }
+       
+       
+       //-----------------------Sensor End--------------------------------------
+       //-----------------------Transmit Begin----------------------------------
+       
+        if(blue.readable())
+        {
+            char word = f + '0'; 
+            blue.putc(word); 
+            
+            wait(0.5f);
+            
+            word = dp + '0';
+            blue.putc(word);
+        }
+        
+        //----------------------Transmit End------------------------------------
+        
+        wait(0.5f); // wait a small period of time        
+        green = !green; // toggle a led
+        
+    }
+}
+